Quiz on Math Set 214

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Quiz on Math Set 214 :

Question 1 :

A cylinder is 6 cms in diameter and 6 cms in height. If spheres of the same size are made from the material obtained, what is the diameter of each sphere?
A. 5 cms
B. 2 cms
C. 3 cms
D. 4 cms

Correct Ans: Option C

Question 2 :

The difference b/w the compound interest payble half yearly and the simple interest on a certain sum lent out at 10% p.a for 1 year is Rs 25. What is the sum? 
A. Rs. 15000
B. Rs. 12000
C. Rs. 10000
D. none of these

Correct Ans: Option C

Question 3 :

What is the smallest number by which 2880 must be divided in order to make it into a perfect square ? 
A. 3
B. 4
C. 5
D. 6

Correct Ans: Option C

Question 4 :

A father is 30 years older than his son however he will be only thrice as old as the son after 5 years what is father,s present age ?
A. 40 yrs
B. 30 yrs
C. 50 yrs
D. none of these

Correct Ans: Option A

Question 5 :

If an item costs Rs.3 in ,99 and Rs.203 in ,00.What is the % increase in price? 
A. 200/3 %
B. 200/6 %
C. 100%
D. none of these

Correct Ans: Option A

Question 6 :

The average age of A,B,C,D and E is 40 years.The average age of A and B is 35 years and the average age of C and D is 42 years .The age of E is
A. 46
B. 48
C. 32
D. None of these

Correct Ans: Option A

Question 7 :

Find the average of 308, 142, 160, 245 and 25.
A. 176
B. 178
C. 175
D. 174

Correct Ans: Option A

Question 8 :

What is the average of first 79 natural numbers?
A. 79
B. 39
C. 40
D. 39.5

Correct Ans: Option C

Question 9 :

The average age of a group of 10 friends is 15 yr. If one friend leaves the group, the average becomes 16 yr. Find the age of the friend who left the group.
A. 5 yr
B. 4 yr
C. 6 yr
D. None of these

Correct Ans: Option C

Question 10 :

The average of 8 number 21. if each of the number is multiplied by 8,the new set of number is ?
A. 8
B. 21
C. 29
D. 168

Correct Ans: Option D

Quiz Summary


Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Math
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