LCM and HCF of two numbers are 252 and 18 respectively and their difference is 90. Find the sum of the numbers

HCF and LCM of two numbers are 7 and 140 respectively. If the numbers are between 20 and 45, the sum of the numbers, is :

H.C.F. xx L.C.M. = Product of two numbers. The L.C.M. and H.C.F. of two numbers is 180 and 6 respectively. If one of the numbers is 30, find the other number.

LCM and HCF of two numbers are 96 and 4, respectively. If one of the numbers is 32, then find the another number.

The HCF and LCM of two numbers are 18 and 378 respectively. If one of the number is 54, then the other number is:

The HCF and LCM of two numbers are 145 and 2175 respectively. If the first number is 435, find the second number.

The HCF and LCM of two numbers is 15 and 90 respectively. If one of the two numbers is 30, find the other number