SSC CHSL Quiz on HCF LCM

The least number, which when divided by 16, 18, 21 leaves remainder 3, 5 and 8 is

The LCM of two numbers is 28 times of their HCF. The sum of their LCM and HCF is 1740. If one of the numbers is 240, then the other number is

Three different containers contain different qualities of mixtures of milk and water, whose measurements are 403 kg, 434 kg and 465 kg. What biggest measure must be there to measure all the different quantities exactly?

Three numbers are in the ratio 3:4:5 and their LCM is 2400. Their HCF is

Find the least number which when divided by 12, 16,18, 30 leaves remainder 4 in each case but it is completely divisible by 7.

How many numbers less than 10000 are there, which are divisible by 21, 35 and 63?

The HCF of two numbers is 8. Which one of the following can never be their LCM?

What is the least number, which when divided by 12 leaves a remainder of 7, when divided by 15 leaves a remainder of 10 and when divided by 16 leaves a remainder of 11?

What is the least number, which when divided by 8, 9, 12, 15 leaves a remainder 1 in each case?

What is the greatest number of 3 digits, which when divided by 6, 9, 12 leaves a remainder 3 in each case?