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SSC CHSL 6-March-2018 Shift 1 Paper
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© examsnet.com
Question : 11
Total: 106
A sum of Rs 15200 is divided into two parts. The simple interest on first part at the rate of 25% per annum is equal to the simple interest on second part at the rate of 13% per annum. What is the interest (in Rs) of each part?
2500
1300
3250
1625
Validate
Solution:
Let sum invested for 25% = Rs.
100
x
and sum invested for 13% = Rs.
(
15200
−
100
x
)
Time period = 1 year
⇒ Simple interest =
P
×
R
×
T
100
According to ques,
⇒
100
x
×
25
×
1
100
=
(
15200
−
100
x
)
×
13
×
1
100
⇒
25
x
=
(
152
−
x
)
×
13
⇒
25
x
=
1976
−
13
x
⇒
25
x
+
13
x
=
38
x
=
1976
⇒
x
=
1976
38
=
52
∴ interst for each part =
100
×
52
×
25
×
1
100
= Rs. 1300
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