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Subject :IMO    Class : Class 6

A man bought a number of clips at 3 for a rupee and an equal number at 2 for a rupee. At what price per dozen should he sell them to make a profit of 20%?

(A) Rs. 4

(B) Rs. 5

(C) Rs. 6

(D) Rs. 7
How do you solve this?

Ans 1:

Class : Class 8
what is the meaning of the question

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