Tamil Nadu (English Medium) Std 8 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in


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Question-1
A certain amount earns simple interest of Rs. 1750 after 7 years. Had the interest been 2% more,

how much more interest would it have earned?

(A) Rs. 35	(B) Rs. 245
(C) Rs. 350	(D) Cannot be determined

Question-2 The least number of complete years in which a sum of money put out at 20% compound interest will be more than doubled is:

(A) 3	(B)4
(C)5	(D)6

Question-3
A sum of Rs. 12,500 amounts to Rs. 15,500 in 4 years at the rate of simple interest. What is the rate of interest?

(A) 3%	(B)4%
(C)5%	(D)6%

Question-4
The difference between simple and compound interests compounded annually on a
certain sum of money for 2 years at 4% per annum is Re. 1.The sum (in Rs.) is:

(A) 625	(B)630
(C)640	(D)650

Question-5 Calculate the simple interest for Rs.1000 at 10% per annum for 2 years.

(A) 200	(B)100
(C)300	(D)500

Question-6
A man took loan from a bank at the rate of 12% p.a. simple interest. After 3 years he had to pay Rs.
5400 interest only for the period.The principal amount borrowed by him was:

(A) Rs. 2000	(B)Rs. 10,000
(C)Rs. 15,000	(D)Rs. 20,000

Question-7
Albert invested an amount of Rs. 8000 in a fixed deposit scheme for 2 years at compound interest rate 5 p.c.p.a.
How much amount will Albert get on maturity of the fixed deposit?

(A) Rs. 8600	(B)Rs. 8620
(C)Rs. 8820	(D)None of these

Question-8
At what rate percent per annum simple interest will a sum of money triple itself in 25 years.

(A) 8	(B) 8.3
(C) 9.1	(D) 10

Question-9 A shopkeeper expects a gain of 22.5% on his cost price. If in a week, his sale was of Rs. 392, what was his profit?

(A) Rs. 18.20	(B)Rs. 70
(C)Rs. 72	(D)Rs. 88.25

Question-10
Some articles were bought at 6 articles for Rs. 5 and sold at 5 articles for Rs. 6. Gain percent is:

(A) 30%	(B) 33¹/₃
(C)35%	(D)44%

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Std 8

Tamil Nadu (English Medium)

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