Question

on selling and article for 100 Renu gains 20. her gains percentage is
a. 25%
b. 15%
c. 20%
d. 40%​

Answer 1

Answer:

c. 20%

Step-by-step explanation:

Answer 2

Answer:

a. 25%

Step-by-step explanation:

Selling price = 100,

Gain = 20,

Cost price = SP - Gain

= 100 - 20 = 80.

Now,

$gain\% = \frac{gain}{cost \: price} \times 100$

$= \frac{20}{80} \times 100\%$

$= 25\%$

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