One book has 84 pages. Another book has 210 pages. Which is the greatest common factor of the number of pages in the two books?. a. 14 b. 21 c. 42 d. 84

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Chandana asked Feb 7, 2022

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One book has 84 pages. Another book has 210 pages. Which is the greatest common factor of the number of pages in the two books?.

a. 14
b. 21
c. 42
d. 84

Mathematics
high-school

Chandana asked Feb 7, 2022

by Chandana

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1 Answer

10 votes

Answer:

Explanation:

Factor the two numbers into their prime factors.

84: 2 * 2 * 3 * 7

210: 2 * 5 * 3 * 7

The highest common factor is 2 * 3 * 7

The highest common factor is 42

Jxy answered Feb 11, 2022

by Jxy

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