RRB Junior Engineer Stage 1 Model Papers 8

Question : 8 of 100

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A retailer buys a sewing machine at a discount of 15% and sells it for ₹1955. Thus he makes a profit of 15%. The discount is

Solution:

Let original price of sewing machine be ₹ x
Retailer bought it at

x-15/100x=0.85x

0.85x+15/100×0.85x=1955

1.15×0.85x=1955

x={1955×10000}/{115×85}=2000

Discount is

15/100×2000=₹300

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