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Q.

The ratio of investment by A to that by B in a business is 14: 15 and the ratio of their respective profits at the end of a year is 2 : 5. lfAinvested the money for 3 months, then for how much time (in months) B invested his money'?

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a

7

b

6

c

9

d

5

answer is A.

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Detailed Solution

We know that profit= Investment x time so according to the question

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Now, 14×315×x=25

∴x=10513=7 month

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