Question

a bag holds 12 red marbles, 11 green marbles, 17 blue marbles, and 5 yellow marbles. what is the probability that you will not choose a blue marble?

Explanation:

Step1: Calculate total marbles

$12 + 11+17 + 5=45$

Step2: Calculate non - blue marbles

$12 + 11+5 = 28$

Step3: Calculate probability

$\frac{28}{45}$

Answer:

$\frac{28}{45}$