LCM and HCF Practice Test 4

Question : 34 of 40

Marks: +1, -0

The HCF of two numbers is 15 and their LCM is 225. If one of the numbers is 75, then the other is:

Solution:

The first number = 75
The second number = x
Product of two numbers = Product of HCF × LCM

75 × x = 15 × 225

x={15×225}/75=45

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