Quantitative-aptitude Questions Set 187:
A car covers a distance of 624 km in 6 ½ hours. Find its speed?
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One side of a rectangular field is 15m and one of its diagonals is 17m. Find the area of the field.
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Varun is guessing which of the 2 hands holds a coin. What is the probability that Varun guesses correctly three times in a row?
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A bag contains 5 white and 4 red balls. Two balls are picked at random from the bag. What is the probability that they are of different colors?
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The sum of three numbers is 352. If the first number is twice the second, and the third number is one-third of the first, then the second number is:
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A vegetable vendor sells goods at cost price but uses a weight of 800 grams instead of 1000 grams. What is the percentage of profit the vendor makes?
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The sum of three numbers is 136. If the ratio between the first and second numbers is 2:3, and the ratio between the second and third numbers is 5:3, then the first number is:
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8 boys A, B, C, D, E, F, G, and H have to be seated on 8 chairs. Find the probability that a particular boy F always sits between two other boys G and H. (up to 3 decimal places)
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The average age of a group of 5 students was 10. The average age increased by 4 years when 2 new students joined the group. What is the average age of the two new students who joined the group?
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Ramu rides his bike at an average speed of 45 km/h and reaches his destination in four hours. Somu covers the same distance in six hours. If Ramu's average speed was 9 km/h less and Somu's average speed was 10 km/h more, then the difference in their travel times to reach the destination would be (in minutes).
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