Tow numbers A and B are such that the sum of 5% of A and 4%of B is two-third of the sum of 6% of A and 8%of B. Find the ratio of A : B .

Tow numbers A and B are such that the sum of 5% of A and 4%of B is two-third of the sum of 6% of A and 8%of B. Find the ratio of A : B . Correct Answer 4 : 3

5% of A + 4% of B = ( 6% of A + 8% of B) × 2/3 .05A + . 04B = (. 06A + . 08B) × 2/3 .15A + . 123 = . 12A + . 16B .03A = . 04B A/B = . 04/.03 A : B = 4 : 3
Bissoy MCQ

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