The least multiple of 7, which leaves a remainder of 4, when divided by 6, 9, 15 and 18 is:

Find the smallest number which when divided by 12, 18 and 24 leaves remainder 5 in each case.

Find the greatest number which divides 34, 90, and 104 and leaves the same remainder in each case.

The HCF and LCM of two numbers p and q are 44 and 4620 respectively. When p is divided by 55, the quotient is 4 and remainder is 0. What is the value of q?

What is the largest 4-digit number divisible by 3, 7, 11 and 13?

If x is the HCF and y is the LCM of 3/5, 6/25, 9/20, 27/50 then which one of the following is correct?