2016 · Q35
Incomes of Mahesh and Kamal are in the ratio 1 :2 and their expenses are in the ratio 1 : 3 . Which one of the following statements is correct ?
Elementary MathematicsRatio and Proportion
- AMahesh saves more than what Kamal saves
- BSavings of both of them are equal
- CKamal saves more than what Mahesh saves
- DIt is not possible to determine who saves more
Explanation
With incomes x, 2x and expenses y, 3y, the savings are (x−y) and (2x−3y) — but x and y themselves are unknown. Depending on their values, either person could save more. So it is not possible to determine who saves more (option D).