Author Archives: kishor

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Age problem-2

One number is 3 times another number. If the larger number is diminished by 8, the resultant is 7 more than twice the smaller number. Find the numbers.
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Statistics-Mean

In computing a mean of 8 numbers, a boy mistakenly used 17 instead of 25 as one of the numbers and obtained 20 as mean. Find the correct ...
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