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If the simple interest is equal to 40% of the principal amount in 8 years, in how manyyears will it become equal to the principal amount? |
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Answer» Answer :- Let principal = RS.100x so, → Simple interest = 40% of 100x = (40 * 100x)/100 = Rs.40x . then, → Rate = (SI * 100) / P * T = (40x * 100)/100x * 8 = 5% therefore, simple interest EQUAL to principal in years, → Time = (SI * 100) / (P * R) = (100x * 100) / 100x * 5 = 20 years (Ans.) Learn more :- CI in 2yr is Rs. 1600 and in 3 yrs it will be Rs. 1700. FIND the rate of interest. 7. Abhishek invested some AMOUNT for 3 yrs at rate of 16(2/3)% per annum at Cl. The difference of CI obtained only on 3r... |
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