Quantitative-aptitude Questions Set 70:
Find the sum of the sequence: 52 + 102 + 152 + ... + 502
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What should be the smallest value of n for which 2n+1 is not a prime number?
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The angle between the minute hand and the hour hand of a clock when the time is 8.30, is:
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A number, when subtracted from 8, 12, and 20, makes the resulting numbers in continued proportion. Find the number.
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The average of ten numbers is 7. If each number is multiplied by 12, what is the average of the new set of numbers?
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The difference between simple interest and compound on Rs. 1200 for one year at 10% per annum reckoned half-yearly is:
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A number consists of 3 digits whose sum is 10. The middle digit is equal to the sum of the other two and the number will be increased by 99 if its digits are reversed. The number is:
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Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds. The ratio of their speeds is:
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A and B together can do a piece of work in 30 days. A having worked for 16 days, B finishes the remaining work alone in 44 days. In how many days shall B finish the whole work alone?
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Pick out the most effective word(s) from the given words to fill in the blank to make the sentence meaningfully complete.
If you smuggle goods into the country, they may be ...... by the customs authority.
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