numbers on spinner: 1, 4, 7, 10, 13, 16, 19, 22, 25, 28

If this spinner is to be spun once, how likely will it stop on a multiple of 9.

a. unlikely

b. impossible

c. certain

d. likely

b. impossible

There are no multiples of 9 on the spinner, so it is impossible for it to stop on a multiple of 9.