Question

(iv) Write the HCF of 5, 10, 15 and 20?​

Answer 1

Answer:

1 & 5

Step-by-step explanation:

in HCF we use highest Common factor so that we take highest factor.

so that we take 1 & 5 in the multiple

Answer 2

Answer:

2/5,10,15,20

5/5,5,15,10

2/1,1,3,2

3/1,1,3,1

/1,1,1,1

=2×5×2×3

=60