Question

by selling 130 cassettes a man gain an amount equal to the selling price of 5 cassettes find the gain percent

Answer 1

let the cost price of each cassette be rs.10
cost price of 130 casts = 130*10=1300
by selling , he gained sp of 5 cassettes
therefore , cost price of 130 cassettes = selling price of 125 cassettes
sp of 5 cassettes = 1300/125 * 5
= 52
he gained Rs. 52 on selling 130 cassettes
gain℅= gain/total cp * 100
= 52/1300*100= 4℅

Answer 2

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