The LCM of four consecutive numbers is 60 The sum of the first two numbers is equal to the fourth number. What is the sum of four numbers? 

A number between 1000 and 2000 which when divided by 30, 36 and 80 gives a remainder 11 in each case is:

On dividing 256a²b²c² by 64a², we get

The HCF of two numbers is 24. If sum of the numbers is 480, how many such pairs of numbers are possible?

What is the L.C.M of 12, 36, 6 and 9?

What is the L.C. M of  $$ {2\over 5},{3\over 10},{4\over 15}$$.

LCM of two numbers is 56 times their HCF, with the sum of their HCF and LCM being 1710. If one of the two numbers is 240, then what is the other number?

The number between 4000 and 5000 that is divisible by each of 12, 18, 21 and 32 is