Question

3. Three numbers are in the ratio of 3:4 : 5 and
D. 3000000
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their LCM is 2400. Their HCF is:
A. 120
B. 60
C. 80
D. 40
4​

Answer 1

Answer:

Answer: D) 40

Explanation:

Let the numbers be 3x, 4x and 5x.

Then, their L.C.M. = 60x.

So, 60x = 2400 or x = 40.

The numbers are (3 x 40), (4 x 40) and (5 x 40).

hope it will help you.......

Hence, required H.C.F. = 40.