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Simple Interest Practice Test 4
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© examsnet.com
Question : 10
Total: 26
Arun invested a sum of money at a certain rate of simple interest for a period of four years. Had he invested the same sum for a period of six years, the total interest earned by him would have been 50% more than the earlier interest amount. What was the rate of interest per cent per annum?
4
8
5
Cannot be determined
None of these
Validate
Solution:
Let the sum of money = P
Rate of interest = R
Time = 4 years,
S
I
=
4
P
R
100
If he invested the same amount for six years.
SI + (50% of SI) =
6
P
R
100
Rate of interest cannot be determined because The sum of money and simple interest are not given.
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