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### Question

The product of LCM and HCF of two numbers is 450? If one of the numbers is 10, what is the other?

**A**

45.

**B**

47.

**C**

46.

**D**

48.

**Soln.**

**Ans: a**

Product of two numbers is equal to the product of their LCM and HCF. So the other number is $450/10$ = 45.