Question

A spinner is divided into many sections of equal size. Some sections are red, some are blue, and the remaining are green. The probability of the arrow landing on a section colored red is 12 over 20. The probability of the arrow landing on a section colored blue is 6 over 20. What is the probability of the arrow landing on a green-colored section?

2 over 20
6 over 20
8 over 20
18 over 20

Answer 1

@dmart180

Answer 2

What do you think?

Answer 3

\[\frac{ 12 }{ 20 }+\frac{ 6 }{ 20 }=\]

Solve that and it gives the answer