Question

A box contains 10 blue cubes, 5 red cubes, 5 blue
marbles, and 10 red marbles. You randomly pick a
blue shape out of the box. What is the probability that
you picked a cube?


Please help

Answer 1

1/2

In all, there are 30 shapes.
15 out of the 30 shapes are cubes.
15/30 = 1/2 or .5