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Arun was to find 6/7 of a fraction. Instead of multiplying, he divided the fraction by 6/7 and the result obtained was 13/70 greater than original value. Find the fraction .

A7/8

B3/5

C3/7

D5/7

Answer:

B. 3/5

Read Explanation:

Let the fraction be x Original value to find = 6x/7 (6x/7) = 7x/6-13/70 7x/6 - 6x/7 = 13/70 (49x - 36x)/42 = 13/70 13x/42 = 13/70 x = 42/70 x = 3/5


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