InterviewSolution
Saved Bookmarks
| 1. |
Incomes of X and Y are in the ratio 7 ∶ 8. Their expenditures are in the ratio 4 ∶ 5. If both save Rs. 960 at the end of the month, then what is the income (in Rs) of X?1). 22402). 25603). 12804). 1600 |
|
Answer» LET the INCOMES of X and Y be 7A and 8A Let the expenditures of X and Y be 4b and 5B. Then the income of both will be, ⇒ 7a = 4b + 960----(1) ⇒ 8a = 5b + 960----(2) By solving the above equation, we get a = 320 and b = 320 The income of X = 7a = 7 × 320 = 2240. |
|