Question

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

Answer 1

Answer: (C)

Rs 6

Let he bought 1 dozen clips of each kind.
C.P of 2 dozen=$\frac{1}{3}\times 12+\frac{1}{2}\times 12=10Rs$
S.P of 2 dozen=$120\%of10=Rs\frac{120}{100}\times 10=12Rs$
Hence S.P per dozen=6 Rs.