A dozen pair of socks quoted at Rs. 160 are available at a discount of 10%. Find how many pairs of socks can be bought for Rs. 60.

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Solution

$cost of 12 pairs of socks = Rs . 160 discount = 10 % SO actual cost = 160 - 160 \times \frac{10}{100} = 144 So with 144 rupees you can buy 12 pairs So with Rs . 60, you can buy = \frac{12}{144} \times 60 = 5 SO you can buy 5 pairs$

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A dozen pair of socks quoted at Rs. 160 are available at a discount of 10%. Find how many pairs of socks can be bought for Rs. 60.

cost of 12 pairs of socks = Rs. 160 discount = 10 %SO actual cost = 160 -160 ×10100=144So with 144 rupees you can buy 12 pairsSo with Rs. 60 , you can buy = 12144×60=5SO you can buy 5 pairs

$cost of 12 pairs of socks = Rs . 160 discount = 10 % SO actual cost = 160 - 160 \times \frac{10}{100} = 144 So with 144 rupees you can buy 12 pairs So with Rs . 60, you can buy = \frac{12}{144} \times 60 = 5 SO you can buy 5 pairs$