1 rupee,2 rupee and 5 rupee coins r in the ratio 5:4:1.If the total money is ₹3636 find the no.of 1,2,5 rupee coins

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Solution

Number of Rs 1 coin = 5x
Number of Rs 2 coin = 4x
Number of Rs 5 coin = x
$∴ 3636 = 5 x + 4 x \times 2 + x \times 5$
3636 = 5x + 8x + 5x = 18x
$\Rightarrow$ x = 202
$∴$ Number of Rs 1 coin = 1010
Number of Rs 2 coin 303
Number of Rs 5 coin = 202

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1 rupee,2 rupee and 5 rupee coins r in the ratio 5:4:1.If the total money is ₹3636 find the no.of 1,2,5 rupee coins

Number of Rs 1 coin = 5x Number of Rs 2 coin = 4x Number of Rs 5 coin = x ∴ 3636=5x+4x×2+x×5 3636 = 5x + 8x + 5x = 18x ⇒ x = 202 ∴ Number of Rs 1 coin = 1010 Number of Rs 2 coin 303 Number of Rs 5 coin = 202

Number of Rs 1 coin = 5x
Number of Rs 2 coin = 4x
Number of Rs 5 coin = x
$∴ 3636 = 5 x + 4 x \times 2 + x \times 5$
3636 = 5x + 8x + 5x = 18x
$\Rightarrow$ x = 202
$∴$ Number of Rs 1 coin = 1010
Number of Rs 2 coin 303
Number of Rs 5 coin = 202