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The simple interest on a certain principal for 4 years is 8/25 of the principal. Find the rate of interest.

A8%

B5%

C7.5%

D6%

Answer:

A. 8%

Read Explanation:

S.I = (P × R × T)/100 Let Principal and Simple Interest be 25x and 8x. 8x = [(25x) × 4 × R]/100 ⇒ R = 8%


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