Question

What is the greatest common factor of 42 and 96?

A
2

B
3

C
6

D
8

Answer 1

C

Explanation:

To solve this question, you must know what a factor is. A factor of a number, divides the number without a remainder.

Knowing this, you need to factor out the numbers

Factors of 42 are: (1*42), (2*21), (3*14), (6*7)

Factors of 42 In a list: 1, 2, 3, 6, 7, 14, 21, and 42.

Factors of 92 are: (1*96), (2*48), (3*32), (4*24), (6*16), (8*12)

Factors of 92 in a list: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48 and 96.

The greatest number that both list of factors have in common is 6.

Therefore the answer is C