Question

Find the HCF of 15 and 30

Answer 1

Answer:

The HCF of 15 and 30 is 15.

Step-by-step Explanation:

Answer 2

SOLUTION

TO DETERMINE

The HCF of 15 and 30

EVALUATION

Here the given numbers are 15 and 30

Now we prime factorise the given numbers

15 = 3 × 5

30 = 2 × 3 × 5

We know that HCF of two numbers is the highest common factor of the given numbers

Thus HCF of 15 and 30

= 3 × 5

= 15

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