Question

what is the HCF of 23×5 and 22×55​

Answer 1

Answer:

HCF = 5

Step-by-step explanation:

Because it is common among both

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Answer 2

Answer:

5

Step-by-step explanation:

23×5 = 115 and

22×55 = 1,210

Now, Prime factors of 115 = 5×23

Prime factors of 1,210 = 2×5×11×11

Since, 5 is a common factor in the prime factors of the two numbers and is of the highest absolute value therefore, the HCF of 23×5 and 22×55 is '5'.