Question

10. Which lists all the factors of 25 that are

also prime?
A 1,25
B 5
© 1, 10,25
D 5,25

Answer 1

B

Explanation:

1 is not prime which eliminate A and C

25 is not prime as it has more than 2 factors

Answer 2

B) 5

Explanation:

Prime numbers are numbers whose factors are 1 and itself.

First, list the factors of 25:

1 x 25 = 25

5 x 5 = 25

Factors of 25: 1, 5, 25

The factors of 25 that are prime are 1 & 5:

Factors of 1: 1

Factors of 5: 1, 5

B) is your best answer choice in this scenario.

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