leena has 117 rupees in the form of 5 rupee coin and 2 rupee wins .the number of 2 rupee coins is 4 times that of 5 rupees coin .find the number of coins of each denomination.
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Let x be no.of ₹5 coins.
Let y be no.of ₹2 coins.
Hence,
Given, 5x+2y=117......(1)
Also,
Given that,
y=4x.....(2)
On solving equations (1) and (2)....
We get...
x=7,y=36
Let y be no.of ₹2 coins.
Hence,
Given, 5x+2y=117......(1)
Also,
Given that,
y=4x.....(2)
On solving equations (1) and (2)....
We get...
x=7,y=36
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