Question

X is a factor of 35. Y is a factor of 16. Which number below could not be a value for xy?

Answer 1

Factors of 35: 1, 5, 7, 35 (X is one of these numbers)
Factors of 16: 1, 2, 4, 8, 16 (Y is one of these numbers)

If you provide the choices we can see which ones would fit XY and which ones won't.

Answer 2

We'll my answers are 10, 24, 40, 56, 70

Answer 3

5*2 = 10
5*8 = 40
7*8 = 56
35*2 = 70

can you find 2 numbers that multiply to 24?

Answer 4

No. I got. It. Thank you :)