The simple interest earned on a certain sum in 5 years is 20% of the sum. Find the rate of interest.
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Answer:
4%
Step-by-step explanation:
Let the sum be(P)= Rs.100
SI=(20/100) X100 = 20 Rs.
T= 5years
∴ Rate = (S.I. × 100)/(P × T)
= (20 × 100)/(100 × 5)
= 2000/500
=4%
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