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  • If Re.1 amounts to Rs.9 over a period of 20 years. What is the rate of simple interest ?
Question 1:
If Re.1 amounts to Rs.9 over a period of 20 years. What is the rate of simple interest ?
A. 26 2/3 %
B. 30 %
C. 27 1/2%
D. 40 %
Feedback 8 = (1*20*R)/100
R = 40%

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