

MCQOPTIONS
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1. |
12 copies of a book were sold for 1800 thereby gaining cost- price of 3 copies. The cost price of a copy is : |
A. | $ 120/- |
B. | $ 150/- |
C. | $ 1200/- |
D. | $ 1500/- |
Answer» B. $ 150/- | |