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Quantitative-aptitude Questions Set 26:

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 2, 5, 9, 19, 37....... 

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Rain : Rain Gauge :: Speed : ?

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If SHIFT is coded as RFFBO, then what word would be coded as LKUMB?

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Three unbiased coins are tossed. What is the probability of getting at most two tails?

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The two lines 3x + 5y = 13 and 5x + y = 7 intersect at the point (a - b, a + b). Find the value of a * b.

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A guy bought 10 Mobile for Rs. 50 and sold them for Rs. 60. What is his gain in terms of percentage?

 

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What will be the ratio of simple interest earned by a certain amount at the same rate of interest for 6 years and that for 9 years? 

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 A jogger running at 9 kmph alongside a railway track in 240 metres ahead of the engine of a 120 metres long train running at 45 kmph in the same direction. In how much time will the train pass the jogger? 

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There are 25 horses among which you need to find out the fastest 3 horses. You can conduct race among at most 5 to find out their relative speed. At no point you can find out the actual speed of the horse in a race. Find out how many races are required to get the top 3 horses. 

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A piece of equipment costs a certain factory 6,00,000. If it depreciates in value, 15% the first year, 13.5% the next year, 12% the third year, and so on, what will be the value at the end of 10 years, all percentages applying to the original cost?

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