Rohan spends 40% of his salary on food, 20% on house rent, 10% on entertainment and 10% on conveyance. If his savings at the end of a month are Rs. 500. then his monthly salary is  Pick
A) Rs. 2500  B) Rs. 3500  C) Rs. 1500  D) Rs. 500  E) Rs. 2000
Sol.   Saving = [100 - (40 + 20 + 10 + 10]% = 20%.   Let the monthly salary be Rs. x.   Then, 20% of x = 500   â‡” 20 / 100x = 500   â‡” x = 500 Ã— 5 = 2500.   Rs. 2500nswer Rs. 2500
<result>A</result>
Rohan spends 40% of his salary on food, 20% on house rent, 10% on entertainment and 10% on conveyance. If his savings at the end of a month are Rs. 500. then his monthly salary is