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1. |
Rama mixes 20% of kerosene to his petrol and then he sells the whole mixture at the price of petrol. If the cost price of the kerosense is 40% of the CP of petrol. What is the net profit%? |
A. | 11.11% |
B. | 11.5% |
C. | 12.5% |
D. | 9.5% |
Answer» B. 11.5% | |