5 men and 2 boys working together can do four times as much work as a man and a boy. Working capacity of man and boy is in the ratio
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Rahul and Sham together can complete a task in 35 days, but Rahul alone can complete same work in 60 days. Calculate in how many days Sham can complete this work ? |
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If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same in 2 days, the time taken by 15 men and 20 boys in doing the same type of work will be: |
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There are three numbers, these are co-prime to each other are such that the product of the first two is 551 and that of the last two is 1073. What will be the sum of three numbers : |
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The greatest number which on dividing 1657 and 2037 leaves remainders 6 and 5 respectively, is: |
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If the sum of two numbers is 55 and the H.C.F. and L.C.M. of these numbers are 5 and 120 respectively, then the sum of the reciprocals of the numbers is equal to: |
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Choose the correct answer. |
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Ques : Choose the correct answer. |
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A tyre has two punctures. The first puncture alone would have made the tyre flat in 9 minutes and the second alone would have done it in 6 minutes. If air leaks out at a constant rate, how long does it take both the punctures together to make it flat ? |
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A is twice as good as workman as B and together they finish a piece of work in 18 days. In how many days will B alone finish the work. |
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To complete a work A and B takes 8 days, B and C takes 12 days, A,B and C takes 6 days. How much time A and C will take |
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