Question 28

The HCF of two numbers is 12 and their LCM is 72. If one of the two numbers is 24, then the other number is:

Solution

The correct option is B.

Let the 2nd number is $$x$$. 

 LCM x HCF = 1st number x 2nd number

$$\Rightarrow$$ 12 x 72 = 24 x $$x$$ 

$$\Rightarrow$$ $$x$$ = 36


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