Mathematics for IGCSE & O level - Number (Section 2 - No. 12)
Which number is a factor of 48, but not a factor of 36?
2
3
4
8
解释
The factors of 48 are 1, 2, 3, 4, 6, 8, 12, 16, 24, and 48. The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36. 8 is a factor of 48 but not of 36.