SSC CHSL MATHS(LCM&HCF) QUIZ

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Question 1:

Find the LCM of $\frac{2}{3}, \frac{4}{7}$ and $\frac{9}{13}$.

Question 2:

The LCM of two numbers is 12 times their HCF. If one of the numbers is 15 and the sum of the HCF and LCM is 65 , then find the other number.

Question 3:

There are 4 equilateral triangles of sides $114, 76, 266 $ and $152 $ cm. What is the maximum scale of measurement (in cm) that can measure them accurately? 

Question 4:

Which of the following is an integer that is NOT a multiple of 7,5 and 28 ?

Question 5:

When the LCM of 34,38,85 and 95 is divided by the average of these numbers, the remainder is :

Question 6:

John walks around a circular field at the rate of one round per hour while Sonu runs around it at the rate of seven rounds per hour. They start in the same direction from the same point at 9.35 am. At what time will they first cross each other?

Question 7:

The HCF of 3073,1756 and 4829 is $x$. The product of the digits of $x$ is:

Question 8:

The sum of the HCF and LCM of 12,15 and 45 is:

Question 9:

The sum and the difference of the LCM and HCF of two positive numbers are 148 and 140 , respectively. If one number is 16 , then the other number is

Question 10:

Two numbers are in the ratio of 2:3. The product of their LCM and HCF is 7350 . The difference between the two numbers is

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