Multiple choice

If the ratio of monthly income of A and B is 16: 17 . if they get 4500 Rs as a bonus the ratio of their income become 19 :20 . find the monthly income of A ?

  1. 24000

  2. 25000

  3. 26000

  4. 20000

  5. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Let monthly incomes be 16x and 17x. After bonus of 4500: (16x + 4500) ÷ (17x + 4500) = 19 ÷ 20. Cross-multiply: 20(16x + 4500) = 19(17x + 4500). 320x + 90000 = 323x + 85500. 90000 - 85500 = 323x - 320x. 4500 = 3x. x = 1500. A's income = 16x = 16 × 1500 = 24000.