Question
A and B started a retail store with initial investments
in the ratio 5:6 and their annual profits were in the ratio 2:3. If A invested the money for 6 months, then for how many months did B invest his money?Solution
Suppose A invested Rs. 5x for 6 months and B invested 6x for y months then, ⇒ (5x × 6)/(6x × y) = 2/3 ⇒ y = (30x × 3)/(6x × 2) ⇒ y = 90x/12x ⇒ y = 7.5
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