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Maths-

General

Easy

Question

LCM and HCF of two numbers is equal to 75 and 5 . If one number is 15, find the other one.

15
20
30
25

The correct answer is: 25

LCM×HCF = a × b
75 × 5 = 15× b
375 = 15 × b
$375 over 15$ = b
25 = b

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