once upon a time a great sage and philosopher asked a question in brainly but all the people dont reply...if u know reply
a purse has only two rupee and 5 rupee coins. the sum of the coin is 36 the total value of coins is ₹84 . find the number of five rupee coins.
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Answer:
4
Step-by-step explanation:
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let the no of Rs 2 coin be x
and Rs 5 coin be y
ATQ
X + y = 36
x = 36-y
ATQ
2x + 5y = 84
2(36 - y ) + 5y = 84
72 - 2y + 5y = 84
3y = 12
y = 4
there are 4 Rs 5 coins
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