In making a radio set the cost of labor and materials are in the ratio of 3:2 . A manufacturer sells a set for TK 1,500 to make a gain of 25% on the cost. What is the cost of the materials for the set?
A. 72
B. 60
C. 54
D. 48
E. 40
সঠিক উত্তরঃ
D.
48
Explanation:
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