Question

the chance that red will show up when the spinner with four colour is rotated .P(R)​

Answer 1

Answer:

P{R} =1/4

Let the 4 colure be W, B, G, R

S={W, G, B, R} n(s)=4

Let event A be of falling red

A={R} n(a) =1

P{A}=n(a)/n(s)

=1/4