A trader incurs a loss of 10% on cost of an item on selling it. If he could sell it at Tk. 1,500 more, he could make a profit of 20% on cost. What was the cost of the item in thousand taka?
A. 7.5
B. 6
C. 5
D. 4.5
E. 8
সঠিক উত্তরঃ
C.
5
Explanation:
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