Question
The difference of S.I and C.I on an amount of Rs. 40000
for 2 years is Rs. 64. What is the rate of interest?Solution
=> CI – SI = P(R/100)2 => 64 = 40000 (R/100)2 => (R/100)2 = 16/10000 => R/100 = 4/100 => R = 4%
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