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Ratio of earnings of A and B is 8 : 9...

Ratio of earnings of A and B is 8 : 9 respectively. If the earnings of A increase by 50% and the earnings of B decrease by 25%, the new ratio of their earnings becomes 16 : 9 respectively. What are A's earnings? `R s .22000` b. `R s .28500` c. `R s .37000` d. cannot be determined e. none of these

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