
APTITUDE QUESTIONS AND ANSWERS 81 to 90
81. If a man takes 4 hours to cover a distance of 15km, how much time will be needed to cover 63 km at the same speed: |
| 12hrs 36 min. |
| 16hrs 48 min. |
| 16hrs 4min. |
| 15hrs 32min. |
82. A tank 3 m long, 2 m wide and 1.5 m deep is dug in a field 22 m long and 14 m wide. If the earth dug out is evenly spread out over the field, the rise in level of the field will be : |
| 0.299 cm |
| 0.29 cm |
| 2.98 cm |
| 4.15 cm |
83. The length and breadth of a square are increased by 40$ and 30% respectively. The area of the resulting rectangle exceeds the area of the square by: |
| 42% |
| 62% |
| 82% |
| none of these |
84. Rs. 20 is the true discount on Rs. 260 due after a certain time. What will be the true discount on the same due after half of the former time, the rate of interest being the same: |
| Rs. 10 |
| Rs. 10.40 |
| Rs. 15.20 |
| Rs. 13 |
85. If a train runs at 40 km/hr, it reaches its destination lake by 11 min but if its runs at 50 km/hr, it is late by 5 min. only. The correct time for the train to cover its journey is: |
| 13min |
| 15min |
| 21min |
| 19min |
86. A dishonest milkman professes to sell his milk at C.P. but he mixes it with water and thereby gains 25%. The percentage of water in the mixture is : |
| 25% |
| 20% |
| 4% |
| none of these |
87. Manoj got Rs. 6000 as his share out of a total profit of Rs. 9000 which he and Ramesh earned at the end of one year. If Manoj invested Rs. 20000 for 6 months, whereas Ramesh invested his amount for the whole year, what was the amount invested by Ramesh? |
| Rs.30000 |
| Rs. 40000 |
| Rs.10000 |
| Rs. 5000 |
88. A money leader finds that due to a fall in the rate of interest from 13% to 12 % his yearly income diminishes by Rs. 104. His capital is: |
| Rs. 21400 |
| Rs. 20800 |
| Rs. 22300 |
| Rs. 24000 |
89. A train 100 metres long running at 36 kmph takes 25 seconds to pass a bridge. The length of the bridge is: |
| 150 metres |
| 144 metres |
| 90 metres |
| 540 metres |
90. The compound interest on Rs. 3000 at 7% per annum for a certain time is Rs. 4347. The time is: |
| 2 year |
| 2 year |
| 3 years |
| 4 years |
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