Question

Matrix matching
Column - II
The HCFor 3.5 and 10 is
TheLCM of 30 and 8 is
The LCM of 15 and 55 is
b) 1
c) 120
The HCF of 6 and 48 is
d) 165
Do you know?
H.CF. of the repeated numbers is the
H.C F. of the number of digits in the numbe
Example: H.CF. of 222222 and 2222 is​

Answer 1

Answer:

Consider the numbers 12 and 15:

The factors of 12 are : 1, 2, 3, 4, 6, 12.

The factors of 15 are : 1, 3, 5, 15.

1 and 3 are the only common factors (numbers which are factors of both 12 and 15).

Therefore, the highest common factor of 12 and 15 is 3.

Example Questions

Work out the answers to these questions and click the buttons marked Click on this button below to see the correct answer to see whether you are correct.

(a) Find the highest common factor of 20 and 30 by following the steps below:

What are the factors of 20?

What are the factors of 30?

What is the highest common factor of 20 and 30?