Question

Which pair of numbers is NOT a factor pair of 48?

a) 4 and 12
b) -2 and -24
c) -8 and 6
d) 6 and 8

Answer 1

c is not a factor of 48
-reason for this because -8×6= -48
- 4×12=48
- -2×-24=48
- 6×8=48

Answer 2

If: (Multiply)

4 * 12 = 48
-2 * (-24) = 48
- 8 * 6 = - 48
6 * 8 = 48

So:

(pair of numbers is NOT a factor of 48)
c) -8 and 6