When a spinner with three colours (Fig. 3.5) is rotated, which colour has more chance to show up with arrow than the others?

As in pie chart

Area of red color is area of circle

Area of Blue color is area of circle

Area of Yellow color is area of circle

Probability of red and blue color is

Probability of Yellow color is

Chances of red or blue colour is 25% each

Chances of Yellow color is 50%

∴ Yellow color has more chances to show up with arrow