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IBPS PO Prelims Model Paper 15
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© examsnet.com
Question : 29
Total: 100
Equal amounts are invested in two schemes M and N for 6 years and 8 years respectively. Scheme M offers interest at the rate of 12% per annum and scheme N offers interest at the rate of 8% per annum. The difference between the interests earned is ₹ 1280. What is the amount invested in each scheme?
₹ 16000
₹ 16500
₹ 17000
₹ 18000
None of these
Validate
Solution:
Let the sum invested be ₹ P
For M, Time = 6 years
Rate = 12%
S
I
=
P
×
12
×
6
100
For N, Time = 8 years
Rate = 8%
S
I
=
P
×
8
×
8
100
Difference in the two simple interest = ₹ 1280
72
P
100
−
64
P
100
=
1280
⇒ P = ₹ 16,000
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