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IBPS PO Mains 2017 Paper for online practice
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© examsnet.com
Question : 27
Total: 115
What is the rate of interest at which Binod has invested money?
A. The compound interest at this rate of ₹ 2500 in 2 yrs is equal to the simple interest in 3 yrs of ₹ 5150 at the same rate.
B. The total simple interest on an investment of ₹ 12000 for 3 yrs and ₹ 10000 for 5 yrs at this rate is ₹ 5160.
C. In 3 yrs ₹ 1500 at the same rate becomes ₹ 1725 by simple interest.
Any of them
A and either B or C
Only C
Only A and either B or C
Any two of them
Validate
Solution:
Let the rate of interest be r%
A. 2500
[
(
1
+
r
100
)
2
−
1
]
= 5120 × r ×
3
100
B. 12000 × r ×
/
100
+ 10000 × r ×
5
100
= 5160
C. r =
1725
−
1500
3
×
1500
×
100
= 5 %
Hence, any one of them is sufficient.
© examsnet.com
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