A invest twice the sum invested by B and withdraws half of sum after 3 months and again withdraws half of the remaining sum after 7 months. Find ratio of profit share of A to B at the end of a year.
Let investment of B is Rs.6x. So, investment of A = Rs.12x Required ratio = (12x x 3 + 6x x 7 + 3x x 2) : 6x x 12 = 84x : 72x = 7:6
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