Question

By selling 130 cassettes, a man gains an amount equal to the selling price of 5 cassettes.
Find the gain per cent.

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Answer 1

Answer:

Step-by-step explanation:

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℅

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Answer 2

Answer:

130* 7= 910 I am right there