The difference between the compound interest and simple interest on a certain sum for 2 years at 7.5% per annum is ₹360. Find the sum?
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compound interest - simple interest=₹360 rate of interest=7.5% time=2 years sum=????
P{(1+r/100)-1}-p×r×t/100
P={(1+7.5/100)-1}-7.5×2/100=₹360
P=17.5/100-1-3/2
P=(7/40)square-1-3/2
P=49/1600-1-3/2
P=49-1600-800=₹360×1600
P(751)=360×1600
P=360×1600/751=₹766.98
principal=₹766.98
P{(1+r/100)-1}-p×r×t/100
P={(1+7.5/100)-1}-7.5×2/100=₹360
P=17.5/100-1-3/2
P=(7/40)square-1-3/2
P=49/1600-1-3/2
P=49-1600-800=₹360×1600
P(751)=360×1600
P=360×1600/751=₹766.98
principal=₹766.98
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Answer:
64000
Step-by-step explanation:
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