Quiz on Math Set 70

Score: 00

Home / Quiz / Quiz on Math / Set 70

Welcome, Guest ! This quiz is on Math. Each question has four options. Only one option is correct. You can select any option. If your selected option is correct then the option will be lightned with green color. If your option is incorrect then the option will be lightned with red color.

One correct question = 100 Marks. You will be able to see your marks on the top.

You are attempting this quiz as Guest. Data will not saved in database. To save data for future reference, attempt quizzes after login.

Note: You can select only one option out of four option of each question.

Share Quiz on WhatsApp

Quiz on Math Set 70 :

Question 1 :

If A : B = 2 : 3 and B : C = 4 : 5 then A : B : C is 
A. 2 : 3 : 5
B. 5 : 4 : 6
C. 8 : 12 : 15
D. 6 : 4 : 5

Correct Ans: Option C

Question 2 :

If two times A is equal to three times of B and also equal to four times of C, then A : B : C is 
A. 2 : 3 : 4
B. 3 : 4 : 2
C. 4 : 6 : 3
D. 6 : 4 : 3

Correct Ans: Option D

Question 3 :

In a school having roll strength 286, the ratio of boys and girls is 8 : 5. If 22 more girls get admitted into the school, the ratio of boys and girls becomes 
A. 12 : 7
B. 10 : 7
C. 8 : 7
D. 4 : 3

Correct Ans: Option D

Question 4 :

Two numbers are in ratio 4 : 5 and their LCM is 180. The smaller number is 
A. 9
B. 15
C. 36
D. 45

Correct Ans: Option C

Question 5 :

If the product of two numbers is 324 and their HCF is 3, then their LCM will be = ?
A. 972
B. 327
C. 321
D. 108

Correct Ans: Option D

Question 6 :

What is the least number which when divided by the number 3, 5, 6, 8, 10 and 12 leaves in each case a remainder 2 but when divided by 22 leaves no remainder ?
A. 312
B. 242
C. 1562
D. 1586

Correct Ans: Option B

Question 7 :

The LCM of two numbers is 20 times their HCF. The sum of HCF ans LCM is 2520. If one of the number 480, the other number is = ?
A. 400
B. 480
C. 520
D. 600

Correct Ans: Option D

Question 8 :

The largest 4-digit number exactly divisible by each of 12, 15, 18 and 27 is?
A. 9690
B. 9720
C. 9930
D. 9960

Correct Ans: Option B

Question 9 :

If HCF of p and q is x and q = xy, then the LCM of p and q is = ?
A. pq
B. qy
C. xy
D. py

Correct Ans: Option D

Question 10 :

The average age of three boys is 15 years. If their ages are in ratio 3 : 5 : 7, the age of the youngest boy is
A. 21 years
B. 18 years
C. 15 years
D. 9 years

Correct Ans: Option D

Quiz Summary


Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Math
Share Quiz on WhatsApp