Question

On selling 100 pens a man gains the selling price of 20 pens. His gain percent is (b) 25% (d) 16.67% (a) 20% (c) 22.5%​

Answer 1

Answer:

25%

Step-by-step explanation:

Very simple

Answer 2

Answer:

Answer is (a)20 %

Step-by-step explanation:

$20\%of100 \\ \frac{20}{100} \times 100 \\ \frac{20 \times 100}{100 } \\ \\ \frac{2000}{100 } \\ \\ = 20$