The product of 2 numbers is 1530 and their HCF is 15, then their LCM is

The product of two numbers is 2160 and their HCF is 12. If the sum of the squares of the two numbers is 4896, then what is the mean of the two numbers?

Let L be the LCM and Hbe the HCF of two given numbers. L and H are in the ratio 3 : 2. If the sum of the two numbers is 45, then what is the product of the numbers?

The GCD of two numbers is 9 and LCM is 108. If one of the numbers is 27, then the other is

The LCM and HCF of 2 numbers are 120 and 6 respectively. If one of the number is 30, find the other number.

Two numbers are in the ratio 21 : 10. If their HCF is 11, then the sum of the numbers is