9. On what annual rate of interest, will Rs. 400 become Rs. 478 in 1.5 – InterviewSolution

1.	9. On what annual rate of interest, will Rs. 400 become Rs. 478 in 1.5 years?
Answer» SI = (P×R×T)/100SI = Amount - Principal = 478 - 400 = 7878 =(400×R ×3/2)/10078 =6RR=13%

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