Question

Find the HCF of 20, 35 and 40 by division method.
(Show full process)

Answer 1

Answer:

5

Step-by-step explanation:

35 and 40, we will find the prime factorization of the given numbers, i.e. 35 = 5 × 7; 40 = 2 × 2 × 2 × 5. ⇒ Since 5 is the only common prime factor of 35 and 40. Hence, HCF (35, 40) = 5.