Question

Q. Find the HCF of


25, 40 and 75


in full method


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Answer 1

Answer:

To find the HCF of 25 and 40, we will find the prime factorization of the given numbers, i.e. 25 = 5 × 5; 40 = 2 × 2 × 2 × 5. ⇒ Since 5 is the only common prime factor of 25 and 40. Hence, HCF (25, 40) = 5.

Step-by-step explanation:

HCF of 40, 42 and 45 Examples

40 = 2 × 2 × 2 × 5. 42 = 2 × 3 × 7. 45 = 3 × 3 × 5.