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Ratio of the earnings of A and B is 4:7. If the earnings of A increases by 50% and those of B decreased by 25%, the new ratio of their earnings becomes 8:7. What are A's earnings? |
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Answer» Data INADEQUATE Let the ORIGINAL EARNINGS of A and B be Rs. 4x and Rs. 7X. New earnings of A = 150% 0f Rs. 4x = (150/100 * 4x) = Rs. 6x New earnings of B = 75% of Rs. 7x = (75/100 * 7x) = Rs. 21x/4 6x:21x/4 = 8:7 This does not GIVE x. So, the given data is inadequate. |
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