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two thousand people live in business village of which 55% were male. the male population earned 5 % and female population earned 8% on an investment of rs. 50 each. find the change in the % profit of the village if the ratio of male to female gets reversed the next year and population remain same

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  1. .55*1.05 + .45*1.08 = 1.0635
    .45*1.05 + .55*1.08 = 1.0665

    so, what is the % change?

    The amount invested does not matter, since it is all the same.

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