a piggy bank is full of one rupee and fifty paise coins. it contains 3 times as many fifty paise coin. The total amount of money in in the piggy bank is rupees 45. how many coins of each kind are there in the piggy bank.
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Step-by-step explanation:
Let No. of 1 rupee coin = x
No. of 50 paisa coin = 3x
Total no. of coin in piggy bank = 45
ATQ
x + ( 1 / 2) 3x = 45
5x = 90
x = 90/5
x = 18
No. of 1 rupee coin is 18.
No. of 50 paisa coin is 18 × 3 = 54
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