Question

A dishonest person claims 10% in buying and 10% in selling goods .find his gain percent.​

Answer 1

Answer:

A shopkeeper cheats to the extent of 10% while buying and selling, by using false weights. His total gain is.

A) 20% B) 21%

C) 22% D) 23%

Answer: B) 21%

Explanation:

Gain % = ((100+common gain %)2100−100)%

=((100+10)2100−100)

= 21%