Question
If A : B = 7:5 and A is 14 more than B then find the sum
of A and B.Solution
Let x be the common multiplier. Then, => A : B = 7x : 5x => A = B + 14 => 7x = 5x + 14 => x = 7 A + B = 7x + 5x = 12x = 12 × 7 = 84
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