Question

A man buys 5 pens for a rupee and sells them at 4 for a rupee, find his gain iii 100 per cent. iv. 20% i. 40% ii. 50%​

Answer 1

Ur answer 25% I hope it helped

5 pen C. P. =100 paise

1 pen C. P. =100/5

=20 paise

4 pen S. P. =100 paise

1 pen S. P. =100/4

=25 Paise

Profit=25-20=5

Profit%= 5×100

20

= 25%