A sum of money at simple interest amounts to Tk. 815 in 3 years and to Tk. 854 in 4 years. The sum is:

A Tk. 650

B Tk. 690

C Tk. 698

D Tk. 700

Solution

Correct Answer: Option C

principle+4 years interest = 854 tk principle+3 years interest= 815 tk so, interest of 1 year= 39 tk so, 3 years interest=39 x3=117 tk so,principle=(815-117) tk=698 tk

Solution

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