Question

mahima has 117 rupees in the form of 5 rupees and 2 rupees coin the no. of RS 2 coins is 4 times that of 5 rupees coin find the no of each denominations

Answer 1

Let, no. of Rs. 5 coins be x.
Therefore, no. of Rs. 2 coins = 4x.

Now,
Value of Rs. 5 coins = Rs. 5x.
Value of Rs. 2 coins = Rs. 8x.

ATQ,
(5x+8x) = 117
or, 13x = 117
or, x = 117÷13
or, x = 9.

X=9
No. of Rs. 5 coins = 9.
No. of Rs. 2 coins = 36.

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