1. 800 becomes 956 in 3 years at a certain rate of simple interest. If the rate of interest is increased by 4%, what amount will 1’ 800 become in 3 years ?
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By: anil on 05 May 2019 02.01 am
SI for 3 years = $$frac{PRT}{100}$$ = 956 - 800 $$frac{800xRx3}{100}$$ = 156 R = 6.5% now rate is increased by 4% and hence R(new) = 10.5% new principal amount = Rs 1800 time = 3 years SI new = $$frac{1800x10.5x3}{100}$$ = 567 and hence amount after 3 years = 1800 + 567 = 2367
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