on what annual rate of interest will Rs 400 become Rs 478 in 1.5 years – InterviewSolution

1.

on what annual rate of interest will Rs 400 become Rs 478 in 1.5 years

Answer»

Given,Principal amount P = 400, Rate of Interest = R, Time period = 1.5 years, SI = 478 - 400 = 78

SI = P*R*T/10078 = 400*R*1.5/100R = 78/4*1.5R = 78/6 = 13%

Therefore, Rate of Interest = 13%

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