Question

9) find HCF of 64 120​

Answer 1

Answer:

8

Step-by-step explanation:

$64 = 2 \times 2 \times 2 \times 2 \times 2 \times 2 \\ = {2}^{5}$

$120 = 2 \times 2 \times 2 \times 3 \times 5 \\ = {2}^{3} \times 3 \times 5$

HCF = lowest power of common factor.

$hcf \: = {2}^{3} = 8$

Answer 2

Answer: The Highest Common Factor or Divisor is 8, because it is the greatest number that divides evenly into all of them

Step-by-step explanation: The factors of 64 are 1, 2, 4, *8*, 16, 32 and 64.

The factors of 120 are 1, 2, 3, 4, 5, 6, *8*, 10, 12, 15, 20, 24, 30, 40, 60 and 120