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. 2000. then his monthly salary is	Choose the most appropriate option
A) Rs. 10000  B) Rs. 6000  C) Rs. 8000  D) Rs. 4000  E) Rs. 2000
Sol.   Saving = [100 - (40 + 20 + 10 + 10]% = 20%.   Let the monthly salary be Rs. x.   Then, 20% of x = 2000   â‡” 20 / 100x = 2000   â‡” x = 2000 Ã— 5 = 10000.   Rs. 10000nswer Rs. 10000
<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. 2000. then his monthly salary is