A bag contains 480 coins of 50P, 25P, 10P and the ratio of their value is 5: 3: 1. How many coins of these three types?
(a) 75, 90, 75
(b) 150, 180, 150
(c) 100, 99, 75
(d) 150, 120, 60
Sol:
A bag contains 480 coins of 50P, 25P, 10P and the ratio of their value is 5: 3: 1. How many coins of these three types?
(a) 75, 90, 75
(b) 150, 180, 150
(c) 100, 99, 75
(d) 150, 120, 60
Sol: