Question

Wich is the common factor of 28 and 36​

Answer 1

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To find the G.C.F. (Greatest Common Factor) of two numbers, we should list their factors:

28: 1, 2,
`\bold{4}`, 7, 28

36: 1, 2, 3,
`\bold{4}`, 6, 9, 12, 18, 36

The G.C.F. of 28 and 36 is 4.

`\huge\boxed{\sf{Answer:4}}` ✔︎

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Answer 2

4

Explanation:

28 = 2×2×7

36 = 2×2×3×3

common factor of 28 and 36 = 2×2

= 4