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One year ago, the ratio of incomes of A to B is 3 : 4. The ratio of their individual incomes of last year and present year are 4 : 5 and 2 : 3 respectively. If their present total income is Rs 3250 then find the income of A at present ?

ARs. 1500

BRs. 1150

CRs. 1350

DRs. 1250

Answer:

D. Rs. 1250

Read Explanation:

Let their incomes last year be 3x and 4x ⇒ A's present income = (3x) × (5/4) = 15x/4 B's present income = (4x) × (3/2) = 6x 15x/4 + 6x = 3250 ⇒ 39x/4 = 3250 ⇒ x = 13000/39 = 1000/3 ⇒ 15x/4 = 1250


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