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All of the latest questions and illustrations on "Navigation Problems, Fuel Consumption Questions " are in the Online Study.

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A At your current speed of 20 knots you only have enough fuel remaining to travel 218 miles. You must travel 395 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination? 14.9 16.2 13.7 17.4 Change Dist
D At your current speed of 19 knots you only have enough fuel remaining to travel 265 miles. You must travel 731 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination? 13.8 12.6 10.2 11.4 Change Dist
D At your current speed of 17 knots you only have enough fuel remaining to travel 316 miles. You must travel 622 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination? 13.3 14.5 15.7 12.1 Change Dist
C At your current speed of 18 knots you only have enough fuel remaining to travel 316 miles. You must travel 731 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination? 14.6 10.4 11.8 13.2 Change Dist
B At your current speed of 20 knots you only have enough fuel remaining to travel 360 miles. You must travel 440 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination? 16.3 18.1 16.9 17.5 Change Dist
D At your current speed of 23 knots you only have enough fuel remaining to travel 386 miles. You must travel 785 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination? 19.3 14.5 17.7 16.1 Change Dist
D At your current speed of 21 knots you only have enough fuel remaining to travel 404 miles. You must travel 731 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination? 16.7 17.8 18.9 15.6 Change Dist
A At your current speed of 22 knots you only have enough fuel remaining to travel 422 miles. You must travel 844 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination? 15.6 19.8 18.4 17 Change Dist
A At your current speed of 21 knots you only have enough fuel remaining to travel 435 miles. You must travel 755 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination? 15.9 17.1 18.3 19.5 Change Dist
B At your current speed of 22 knots you only have enough fuel remaining to travel 440 miles. You must travel 618 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination? 19.4 18.6 17.8 20.2 Change Dist
B Your vessel arrives in port with sufficient fuel to steam 1175 miles at 19 knots. If you are unable to take on bunkers, at what speed must you proceed to reach your next port, 1341 miles distant? 19.4 knots 17.8 knots 16.7 knots 17.3 knots Change Dist
D Your vessel arrives in port with sufficient fuel to steam 595 miles at 14 knots. If you are unable to take on bunkers, at what speed must you proceed to reach your next port, 707 miles distant? 12.5 knots 14.4 knots 12.2 knots 12.8 knots Change Dist
C Your vessel arrives in port with sufficient fuel to steam 726 miles at 16 knots. If you are unable to take on bunkers, at what speed must you proceed to reach your next port, 873 miles distant? 16.3 knots 16.8 knots 14.6 knots 15.1 knots Change Dist
D Your vessel arrives in port with sufficient fuel to steam 775 miles at 17 knots. If you are unable to take on bunkers, at what speed must you proceed to reach your next port, 977 miles distant? 17.7 knots 17.2 knots 15.8 knots 15.1 knots Change Dist
B Your vessel arrives in port with sufficient fuel to steam 812 miles at 15 knots. If you are unable to take on bunkers, at what speed must you proceed to reach your next port, 928 miles distant? 13.6 knots 14.0 knots 15.3 knots 15.7 knots Change Dist
A You have steamed 1587 miles at 11.2 knots, and have consumed one-half of your total fuel capacity of 2840 bbls. What is the maximum speed you can steam to complete the remaining 1951 miles? 10.1 knots 9.1 knots 11.6 knots 9.9 knots Change Dist
C Your vessel has consumed 1087 bbls of fuel after steaming 2210 miles at a speed of 10.75 kts. What is the maximum speed you can steam for the last 1000 miles of the voyage on the remaining 725 bbls, if you estimate 3% of the fuel is not usable? 11.43 knots 15.33 knots 12.84 knots 11.76 knots Change Dist
A You have steamed 156 miles and consumed 19 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 273 miles? 33.3 tons 27.9 tons 23.6 tons 37.2 tons Direct Ratio-fuel_displace.
A You have steamed 162 miles and consumed 14.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 285 miles? 24.6 tons 34.7 tons 43.3 tons 54.8 tons Direct Ratio-fuel_displace.
D You have steamed 132 miles and consumed 14.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 289 miles? 24.5 tons 21.6 tons 27.9 tons 30.7 tons Direct Ratio-fuel_displace.
A You have steamed 216 miles and consumed 19.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 315 miles? 27.7 tons 32.3 tons 36.9 tons 40.4 tons Direct Ratio-fuel_displace.
B You have steamed 265 miles and consumed 25.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 346 miles? 37.4 tons 32.6 tons 49.5 tons 42.6 tons Direct Ratio-fuel_displace.
B You have steamed 150 miles and consumed 17 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 350 miles? 29.41 tons 39.66 tons 34.00 tons 12.82 tons Direct Ratio-fuel_displace.
B You have steamed 217 miles and consumed 23.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 362 miles? 45.7 tons 38.4 tons 33.8 tons 42.6 tons Direct Ratio-fuel_displace.
D You have steamed 182 miles and consumed 16.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 392 miles? 28.3 tons 74.2 tons 49.6 tons 34.5 tons Direct Ratio-fuel_displace.
D You have steamed 199 miles and consumed 23.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 410 miles? 39.9 tons 97.6 tons 32.6 tons 47.4 tons Direct Ratio-fuel_displace.
B You have steamed 174 miles and consumed 18.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 416 miles? 46.2 tons 43.0 tons 34.9 tons 38.4 tons Direct Ratio-fuel_displace.
B You have steamed 142 miles and consumed 21.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 465 miles? 43.4 tons 68.8 tons 72.8 tons 57.6 tons Direct Ratio-fuel_displace.
C You have steamed 142 miles and consumed 15.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 472 miles? 36.5 tons 61.4 tons 49.9 tons 53.8 tons Direct Ratio-fuel_displace.
A You have steamed 201 miles and consumed 18.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 482 miles? 43.2 tons 52.6 tons 25.2 tons 103.5 tons Direct Ratio-fuel_displace.
A You have steamed 264 miles and consumed 22.0 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 521 miles? 43.4 tons 38.6 tons 31.7 tons 85.7 tons Direct Ratio-fuel_displace.
C You have steamed 300 miles and consumed 34 tons of fuel. If you maintain the same speed, how many tons of fuel will you consume while steaming 700 miles? 68.4 tons 66.2 tons 79.3 tons 74.3 tons Direct Ratio-fuel_displace.
A You have steamed 1124 miles at 21 knots, and consumed 326 tons of fuel. If you have 210 tons of usable fuel remaining, how far can you steam at 17 knots? 1105 miles 1096 miles 1304 miles 1218 miles Direct Ratio-fuel_displace.
B You have steamed 916 miles at 13 knots, and consumed 166 tons of fuel. If you have 203 tons of usable fuel remaining, how far can you steam at 14 knots? 1108 miles 966 miles 841 miles 757 miles Direct Ratio-fuel_displace.
B You have steamed 803 miles at 13 knots, and consumed 179 tons of fuel. If you have 371 tons of usable fuel remaining, how far can you steam at 16 knots? 1374 miles 1099 miles 1833 miles 2581 miles Direct Ratio-fuel_displace.
A You have steamed 726 miles at 17.5 knots, and consumed 138 tons of fuel. If you have 252 tons of usable fuel remaining, how far can you steam at 13.5 knots? 2228 miles 789 miles 1719 miles 1326 miles Direct Ratio-fuel_displace.
D You have steamed 632 miles at 18.5 knots, and consumed 197 tons of fuel. If you have 278 tons of usable fuel remaining, how far can you steam at 15.0 knots? 681 miles 892 miles 1100 miles 1357 miles Direct Ratio-fuel_displace.
B You have steamed 746 miles at 14.0 knots, and consumed 152 tons of fuel. If you have 201 tons of usable fuel remaining, how far can you steam at 10 knots? 2263 miles 1934 miles 1381 miles 2707 miles Direct Ratio-fuel_displace.
D You have steamed 836 miles at 14.5 knots, and consumed 191 tons of fuel. If you have 310 tons of usable fuel remaining, how far can you steam at 17 knots? 842 miles 1157 miles 1865 miles 987 miles Direct Ratio-fuel_displace.
C You have steamed 918 miles at 15.0 knots, and consumed 183 tons of fuel. If you have 200 tons of usable fuel remaining, how far can you steam at 12 knots? 1021 miles 1960 miles 1568 miles 1261 miles Direct Ratio-fuel_displace.
A You have steamed 824 miles at 15.5 knots, and consumed 179 tons of fuel. If you have 221 tons of usable fuel remaining, how far can you steam at 18 knots? 754 miles 495 miles 650 miles 876 miles Direct Ratio-fuel_displace.
C You have steamed 525 miles at 16.0 knots, and consumed 105 tons of fuel. If you have 308 tons of usable fuel remaining, how far can you steam at 19 knots? 1297 miles 920 miles 1092 miles 2172 miles Direct Ratio-fuel_displace.
D You have steamed 989 miles at 16.5 knots, and consumed 215 tons of fuel. If you have 345 tons of usable fuel remaining, how far can you steam at 13 knots? 3245 miles 1993 miles 1025 miles 2557 miles Direct Ratio-fuel_displace.
C You have steamed 607 miles at 17.0 knots, and consumed 121 tons of fuel. If you have 479 tons of usable fuel remaining, how far can you steam at 14.5 knots? 1211 miles 2817 miles 3303 miles 1748 miles Direct Ratio-fuel_displace.
C You have steamed 925 miles at 13.5 knots, and consumed 181 tons of fuel. If you have 259 tons of usable fuel remaining, how far can you steam at 16 knots? 1409 miles 795 miles 942 miles 1117 miles Direct Ratio-fuel_displace.
C You have steamed 1134 miles at 10 knots, and consumed 121 tons of fuel. If you have to steam 1522 miles to complete the voyage, how many tons of fuel will be consumed while steaming at 12 knots? 189 tons 200 tons 234 tons 146 tons Give Dist, Change Speed
B You have steamed 1260 miles at 18 knots, and consumed 205 tons of fuel. If you have to steam 1423 miles to complete the voyage, how many tons of fuel will be consumed while steaming at 16 knots? 293 tons 183 tons 143 tons 163 tons Give Dist, Change Speed
C You have steamed 1175 miles at 19 knots, and consumed 257 tons of fuel. If you have to steam 1341 miles to complete the voyage, how many tons of fuel will be consumed while steaming at 18 knots? 172 tons 202 tons 263 tons 293 tons Give Dist, Change Speed
A You have steamed 916 miles at 13 knots, and consumed 166 tons of fuel. If you have to steam 1325 miles to complete the voyage, how many tons of fuel will be consumed while steaming at 14 knots? 278 tons 181 tons 133 tons 207 tons Give Dist, Change Speed
D You have steamed 775 miles at 17 knots, and consumed 145 tons of fuel. If you have to steam 977 miles to complete the voyage, how many tons of fuel will be consumed while steaming at 18 knots? 163 tons 181 tons 129 tons 204 tons Give Dist, Change Speed
A You have steamed 520 miles at 22 knots and burning 319 barrels of fuel per day. You must decrease your consumption to 137 barrels per day with 410 miles left in your voyage. What must you reduce your speed (kts) to in order to burn this amount of fuel? 16.2 18.2 12.8 14.8 No Dist, Change Fuel
C You have steamed 463 miles at 19 knots and burning 440 barrels of fuel per day. You must decrease your consumption to 200 barrels per day with 410 miles left in your voyage. What must you reduce your speed (kts) to in order to burn this amount of fuel? 15.2 17.5 13.6 12.1 No Dist, Change Fuel
A You have steamed 369 miles at 16 knots and burning 326 barrels of fuel per day. You must decrease your consumption to 212 barrels per day with 271 miles left in your voyage. What must you reduce your speed (kts) to in order to burn this amount of fuel? 15.1 13.6 12.9 11.1 No Dist, Change Fuel
D You have steamed 560 miles at 23 knots and burning 524 barrels of fuel per day. You must decrease your consumption to 260 barrels per day with 316 miles left in your voyage. What must you reduce your speed (kts) to in order to burn this amount of fuel? 18.6 16.3 19.9 21.6 No Dist, Change Fuel
C You have steamed 432 miles at 18 knots and burning 406 barrels of fuel per day. You must decrease your consumption to 221 barrels per day with 190 miles left in your voyage. What must you reduce your speed (kts) to in order to burn this amount of fuel? 22.9 10.6 20 12.8 No Dist, Change Fuel
C You have steamed 499 miles at 21 knots and are burning 462 barrels of fuel per day. You must decrease your consumption to 221 barrels per day with 311 miles left in your voyage. What must you reduce your speed (kts) to in order to burn this amount of fuel? 20 17.3 18.4 19.1 No Dist, Change Fuel
C You have steamed 540 miles at 22 knots and burning 618 barrels of fuel per day. You must decrease your consumption to 372 barrels per day with 299 miles left in your voyage. What must you reduce your speed (kts) to in order to burn this amount of fuel? 20 17.6 22.9 19.1 No Dist, Change Fuel
B You have steamed 504 miles at 21 knots and burning 633 barrels of fuel per day. You must decrease your consumption to 410 barrels per day with 399 miles left in your voyage. What must you reduce your speed (kts) to in order to burn this amount of fuel? 20.1 19 16.2 15 No Dist, Change Fuel
D You have steamed 491 miles at 20 knots and burning 568 barrels of fuel per day. You must decrease your consumption to 265 barrels per day with 313 miles left in your voyage. What must you reduce your speed (kts) to in order to burn this amount of fuel? 14.3 18.2 10.9 17.1 No Dist, Change Fuel
A You have steamed 449 miles at 19 knots and burning 476 barrels of fuel per day. You must decrease your consumption to 185 barrels per day with 362 miles left in your voyage. What must you reduce your speed (kts) to in order to burn this amount of fuel? 13.2 17.1 18.2 14.3 No Dist, Change Fuel
A While steaming at 13.5 knots, your vessel consumes 251 barrels of fuel oil per day. In order to reduce consumption to 129 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 10.8 knots 9.7 knots 12.7 knots 6.9 knots No Dist, Change Fuel
D You are steaming at 22 knots and burning 319 barrels of fuel per day. You must decrease your consumption to 137 barrels per day. What must you reduce your speed to in order to burn this amount of fuel? 14.8 18.2 12.4 16.6 No Dist, Change Fuel
B You are steaming at 22 knots and burning 319 barrels of fuel per day. You must decrease your consumption to 137 barrels per day. What must you reduce your speed to in order to burn this amount of fuel? 14.8 16.6 12.4 18.2 No Dist, Change Fuel
D While steaming at 14.5 knots, your vessel consumes 242 barrels of fuel oil per day. In order to reduce consumption to 152 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 11.5 knots 9.1 knots 10.2 knots 12.4 knots No Dist, Change Fuel
A While steaming at 15.5 knots, your vessel consumes 333 barrels of fuel oil per day. In order to reduce consumption to 176 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 12.5 knots 13.6 knots 11.3 knots 14.8 knots No Dist, Change Fuel
A While steaming at 19.4 knots, your vessel consumes 392 barrels of fuel oil per day. In order to reduce consumption to 182 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 15.0 knots 17.4 knots 18.2 knots 13.2 knots No Dist, Change Fuel
D While steaming at 16.5 knots, your vessel consumes 349 barrels of fuel oil per day. In order to reduce consumption to 189 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 12.1 knots 14.6 knots 15.4 knots 13.5 knots No Dist, Change Fuel
C While steaming at 17.5 knots, your vessel consumes 378 barrels of fuel oil per day. In order to reduce consumption to 194 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 16.8 knots 15.5 knots 14.0 knots 12.5 knots No Dist, Change Fuel
B While steaming at 17.0 knots, your vessel consumes 382 barrels of fuel oil per day. In order to reduce consumption to 223 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 13.0 knots 14.2 knots 9.9 knots 11.8 knots No Dist, Change Fuel
C While steaming at 18.9 knots, your vessel consumes 386 barrels of fuel oil per day. In order to reduce consumption to 251 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 11.6 knots 15.2 knots 16.4 knots 12.3 knots No Dist, Change Fuel
A While steaming at 15.7 knots, your vessel consumes 329 barrels of fuel oil per day. In order to reduce consumption to 267 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 14.6 knots 12.7 knots 15.5 knots 13.5 knots No Dist, Change Fuel
B While steaming at 16.3 knots, your vessel consumes 363 barrels of fuel oil per day. In order to reduce consumption to 298 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 14.7 knots 15.3 knots 13.1 knots 12.6 knots No Dist, Change Fuel
C You are steaming at 19 knots and burning 440 barrels of fuel per day. You must decrease your consumption to 137 barrels per day. What must you reduce your speed to in order to burn this amount of fuel? 14.8 18.2 12.9 11.1 No Dist, Change Fuel
C While steaming at 14.5 knots, your vessel consumes 319 barrels of fuel oil per day. In order to reduce consumption to 217 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 11.9 knots 13.5 knots 12.8 knots 9.8 knots No Dist, Change Fuel
C While steaming at 15.0 knots, your vessel consumes 326 barrels of fuel oil per day. In order to reduce consumption to 178 barrels of fuel oil per day, what is the maximum speed the vessel can turn for? 8.1 knots 11.1 knots 12.2 knots 8.5 knots No Dist, Change Fuel
D While steaming at 12 knots, your vessel burns 45 tons of fuel per day. What will be the rate of fuel consumption if you decrease speed to 11.5 knots? 36 tons/day 43 tons/day 31 tons/day 40 tons/day No Dist, Change Speed
D While steaming at 12.3 knots, your vessel burns 168 bbls of fuel per day. What will be the rate of fuel consumption if you increase speed to 13.5 knots? 204 bbls 192 bbls 238 bbls 222 bbls No Dist, Change Speed
A While steaming at 14 knots, your vessel burns 276 bbls of fuel per day. What will be the rate of fuel consumption if you decrease speed to 11.7 knots? 161 bbls 135 bbls 245 bbls 196 bbls No Dist, Change Speed
D While steaming at 15 knots, your vessel burns 326 bbls of fuel per day. What will be the rate of fuel consumption if you decrease speed to 12.2 knots? 277 bbls 300 bbls 215 bbls 175 bbls No Dist, Change Speed
D While steaming at 19.5 knots, your vessel burns 297 bbls of fuel per day. What will be the rate of fuel consumption if you decrease speed to 15 knots? 229 bbls 176 bbls 243 bbls 135 bbls No Dist, Change Speed
C Your vessel consumes 156 barrels of fuel per day at a speed of 13.0 knots. What will be the fuel consumption of your vessel at 16.0 knots? 192 bbls 315 bbls 291 bbls 236 bbls No Dist, Change Speed
C Your vessel consumes 178 barrels of fuel per day at a speed of 13.5 knots. What will be the fuel consumption of your vessel at 15.0 knots? 219 bbls 172 bbls 244 bbls 198 bbls No Dist, Change Speed
D Your vessel consumes 199 barrels of fuel per day at a speed of 14.5 knots. What will be the fuel consumption of your vessel at 10.0 knots? 148 bbls 95 bbls 137 bbls 65 bbls No Dist, Change Speed
B Your vessel consumes 215 barrels of fuel per day at a speed of 18.0 knots. What will be the fuel consumption of your vessel at 14.0 knots? 130 bbls 101 bbls 167 bbls 67 bbls No Dist, Change Speed
D Your vessel consumes 216 barrels of fuel per day at a speed of 15.0 knots. What will be the fuel consumption of your vessel at 17.5 knots? 232 bbls 294 bbls 252 bbls 343 bbls No Dist, Change Speed
A Your vessel consumes 236 barrels of fuel per day at a speed of 16.5 knots. What will be the fuel consumption of your vessel at 13.0 knots? 115 bbls 147 bbls 102 bbls 186 bbls No Dist, Change Speed
D Your vessel consumes 268 barrels of fuel per day at a speed of 19.0 knots. What will be the fuel consumption of your vessel at 15.0 knots? 212 bbls 167 bbls 243 bbls 132 bbls No Dist, Change Speed
D Your vessel consumes 274 barrels of fuel per day at a speed of 17.5 knots. What will be the fuel consumption of your vessel at 13.5 knots? 253 bbls 163 bbls 211 bbls 126 bbls No Dist, Change Speed