Question

find the HCF of 25 40 and70​

Answer 1

Answer:

5

Step-by-step explanation:

prime factors of

25 = 5 X 5

40 = 5 X 2 X 2 X 2

70 = 5 X 2 X 7

5 is the highest common factor in 25, 40 and 70.

Hence, HCF of 25, 40 and 70 = 5