Question

Hcf of 20,80 and 120

Answer 1

Answer:

HCF of 20,80 and 120 is 120

LCM of 20,80 and 120 is 20

Step-by-step explanation:

HCF - Highest Common Factor

LCM - Least Common Multiple

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Answer 2

Answer:

20

Step-by-step explanation:

Factors of 20 are:

1 2 4 5 10 20

Factors of 80 are:

1 2 4 5 8 10 16 20 40 80

Factors of 120 are:

1 2 3 4 5 6 8 10 12 15 20 24 30 40 60

Thus the highest common factor of the above is 20.

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