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  • person invested a sum of Rs. 750 in a bank at a certain rate of simple interest. After 5 years he received Rs. 1200. Find the rate of interest offered by the bank. (1 Point)  <

person invested a sum of Rs. 750 in a bank at a certain rate of simple interest. After 5 years he received Rs. 1200. Find the rate of interest offered by the bank.

(1 Point)

 

(A) 10% p.a

 

(B) 11% p.a

 

(C) 20% p.a

 

(D) 12% p.a

Answers (1)

best_answer

SI=A-P=1200-750=450

\begin{aligned} &SI=\frac{P \times R \times T}{100}\\ &\begin{gathered} 450=\frac{750 \times R \times 5}{100} \\ 450=\frac{3750 R}{100} \\ 450=37.5 R \\ R=\frac{450}{37.5}=12 \end{gathered} \end{aligned}

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Divya Sharma

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