The H.C.F. of two numbers is 5 and their L.C.M. is 150. If one of the numbers is 25, then the other is - mathselab.com

The H.C.F. of two numbers is 5 and their L.C.M. is 150. If one of the numbers is 25, then the other is:

Question


The H.C.F. of two numbers is 5 and their L.C.M. is 150. If one of the numbers is 25, then the other is:


A. 20
B. 30
C. 24
D. 28


Answer: B. 30


Solution:


Product of two numbers = Product of their HCF and LCM.

Let one number = x

=> 25 × x = 5 × 150

=> x = (5 × 150) / 25

=> x = 30





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