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1. |
A bag contains 50 paisa, 20 paisa and 10 paisa coins in the ratio 5:3:1.If the total amount in the bag is 640 Rs,find the difference in the amounts contributed by 50 paisa and 20 paisa coins.? |
A. | Rs.300 |
B. | Rs.400 |
C. | Rs.380 |
D. | None of these |
Answer» D. None of these | |