Quantitative-aptitude Questions Set 140:
In a 500 m race, A covers the distance in 36 seconds and B in 45 seconds. How much does A beat B by?
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A card is drawn from a pack of 52 cards. The probability of getting a king of hearts or a queen of spades is
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What should be the total investment to obtain an annual income of Rs. 650 from a 10% stock priced at Rs. 96?
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If a number is chosen at random from the set {1, 2, 3, ...., 100}, then the probability that the chosen number is a perfect cube is -.
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A runs 2/3 times as fast as B. If A gives B a start of 80 m, what is the distance of the winning post so that A and B reach it at the same time?
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The sum of three numbers is 98. If the ratio between the first and the second is 2:3, and the ratio between the second and the third is 5:8, then the second number is?
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A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is:
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Two pipes can fill a tank together in 36 minutes. One pipe can fill the tank three times as fast as the other. How long will it take the slower pipe to fill the tank alone?
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Seats for Mathematics, Physics, and Biology in a school are in the ratio 5: 7: 8. There is a proposal to increase these seats by 40%, 50%, and 75% respectively. What will be the ratio of increased seats?
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Consider that you are a contractor and need to build a wall. You are managing three employees - Ashok, Babu, and Chandan.
- Ashok claims that he can build the wall alone in 10 days but charges 500 rupees for each day.
- Babu claims that he can build the wall alone in 15 days but charges 250 rupees for each day.
- Chandan claims that he can build the wall alone in 20 days but charges 100 rupees for each day.
If you have 4000 rupees to spare, who should you employ to get the job done?
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