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