SSC CHSL (L.C.M.& H.C.F.)QUANT QUIZ

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Question 1:

The HCF of 552,759 and 828 is x. The value of x lies between:

Question 2:

If $a=2 \times 3^2 \times 5, b=3^4 \times 5 \times 7, c=2^2 \times 3 \times 7$, then what is the LCM of $a$, $\mathrm{b}$ and $\mathrm{c}$ ?

Question 3:

The LCM and HCF of two numbers are 1920 and 4, respectively. One of the numbers is 60 . Find the other number.

Question 4:

The greatest number that on dividing 2675 and 2320 leaves the reminders 5 and 6  respectively, is 

Question 5:

Three numbers are in the ratio 4: 9: 13 and their LCM is 2340 . Their HCF is:

Question 6:

Find the greatest number of four digits which is divisible by 14,30 and 42 .

Question 7:

A number is three times another number and their HCF is 8 . What is the sum of the squares of the numbers?

Question 8:

The HCF of 2091,3485 and 4879 is $x$. The sum of the digits of $x$ is:

Question 9:

If three numbers are in the ratio of 3: 5: 7 and their LCM is 2415 , what is the difference between the second number and the first number ?

Question 10:

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

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