Question

19. Arjun has some 1-rupee coins and some 2-rupee coins in his piggy-bank. The number of 1-rupee
coins is thrice that of 2-rupee coins. If the total value of these coins is 50, find the number of
coins of each denomination.






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Answer 1

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Let —

value of coins of 2 = x = 2 multiply x = 2x

value of coins of 1 = 3x = 3x multiply 1 = 3x

value of total coins = ₹50

Ac. to que. —

2x + 3x = 50

5x = 50

x = 50/5

x = 10

no of coins of 2 = x = 10

no of coins of 1 = 3x = 3 x 10 = 30