Quiz on Math Set 231

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Quiz on Math Set 231 :

Question 1 :

The average age of A, B and C is 25 years. The ratio of their age is 3 : 5 : 7. What is the age of A? 
A. 12 years
B. 15 years
C. 18 years
D. 21 years

Correct Ans: Option B

Question 2 :

Three years ago, the average age of a family of five members was 17 years. A baby having been born, the average age of the family is the same as what was three years ago. The present age of the baby is:
A. 6 month
B. 9 month
C. 1 years
D. 2 years

Correct Ans: Option D

Question 3 :

If two mixers and one T.V. cost Rs. 7000, while two T.V.s and one mixer cost Rs. 9800. The value of one T.V. is ?
A. Rs. 2800
B. Rs. 2100
C. Rs. 4200
D. Rs. 8400

Correct Ans: Option C

Question 4 :

The cost price of an article, which on being sold at a gain of 10% yields Rs. 6 more than when it is sold at a loss of 10% is ?
A. Rs. 30
B. Rs. 25
C. Rs. 24
D. Rs. 20

Correct Ans: Option A

Question 5 :

An umbrella marked at Rs. 80 is sold for Rs. 68. The rate of discount of ?
A. 15%
B. 12%
C. 17 11/17
D. 20%

Correct Ans: Option A

Question 6 :

The marked price is 10% higher than the cost price. A discount of 10% is given on the marked price. In this kind of sale, the seller ?
A. Bears no loss, no gain
B. Gains
C. Losses 1%
D. None of these

Correct Ans: Option C

Question 7 :

A dealer marks his goods 20% above cost price. He then allows some discount on it and markets a profit of 8%. The rate of discount is ?
A. 12%
B. 10%
C. 6%
D. 4%

Correct Ans: Option B

Question 8 :

By selling an article for Rs. 144, a man gained such that the percentage gain equal the cost price. The C.P. of the article is ?
A. Rs. 60
B. Rs. 64
C. Rs. 72
D. Rs. 80

Correct Ans: Option D

Question 9 :

A man purchases an electric heater whose printed price is Rs. 160. If he received two successive discounts of 20% and 10% he paid ?
A. Rs. 112
B. Rs. 129.60
C. Rs. 119.60
D. Rs. 115.20

Correct Ans: Option D

Question 10 :

There would be 10% loss if rice is sold at Rs. 5.40 per kg. At what price per kg should it be sold to earn a profit of 20% ?
A. Rs. 7.20
B. Rs. 7.02
C. Rs. 6.648
D. Rs. 6

Correct Ans: Option A

Quiz Summary


Here the correct answers of every question in this quiz.

Q.1 [B],     Q.2 [D],     Q.3 [C],     Q.4 [A],     Q.5 [A],     Q.6 [C],     Q.7 [B],     Q.8 [D],     Q.9 [D],     Q.10 [A],    


Total Questions: 10
Your score:
Subject: Math
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