31.
Find the Simple Interest on Rs. 7500 at 11% for 2 Years and 5 months.
• A.
1850.25
• C.
1856
• B.
1856.25
• D.
1857.25
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Explanation :

 SI = 7500 x 11 x 27 = Rs. 1856.25 100 12

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32.
Srimathy borrowed a sum for 3 years on S.I. at 10%. The total interest paid was Rs. 360. Find the Principal.
• A.
1000
• C.
1500
• B.
1100
• D.
1200
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Explanation :

Let the Principal be P

S.I. = 360

 P x 10 x 3 = 360 100

 P = 360 x 100 = Rs. 1200 10 x 3

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33.
The difference between the Simple Interest and Compound Interest on a certain sum for 2 years at 15% Interest is Rs. 90. Find the Principal.
• A.
3000
• C.
4000
• B.
3500
• D.
2500
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Explanation :

Difference between the compound interest and simple interest for 2 years on

 a certain sum is = Pr2 1002

 Hence 90 = P x 15 x 15 100 x 100

P = 90 x 100 x 100  = Rs. 4000
15 x 15

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34.
Mr. Prakash borrowed a sum of Rs. 10000 from a finance company for 6 years at 8% per annum. The amount returned by Mr. Prakash to the finance company is
• A.
Rs. 14800
• C.
Rs. 13300
• B.
Rs. 12600
• D.
None of these
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Explanation :

We have, P = Rs.. 10000, R = 8% per annum, T = 6 years.

I = P x R x T = 10000 x 8 x 6  = Rs. 4800
100 100

A = P + 1 = 10000 + 4800 = Rs. 14800

This, Mr. Prakash returned Rs. 14800 to the finance company

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35.
Rakesh borrowed Rs.5000 from Ganesh at simple interest. If Ganesh got Rs. 500 more than his capital after 5 years, then the rate of interest per annum is
• A.
2%
• C.
4%
• B.
3%
• D.
None of these
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