An instrument store gives a 10% discount to all students off the original cost of an instrument. During a school sale, an additional 15% is taken off the discounted price. Rahim, a student at the local high school, purchases a flute for Tk. 306. What was its original cost before discount?
A. Tk. 400
B. Tk. 408
C. Tk. 375
D. Tk. 425
E. None of these
সঠিক উত্তরঃ
A.
Tk. 400
Explanation:
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