Question

a box is filled with 9 red crayons, 2 blue crayons, and 5 yellow crayons. a crayon is chosen at random from the box. find the probability that it is a red or a blue crayon. write your answer as a fraction in simplest form.

Explanation:

Step1: Calculate total crayons

Total = 9 + 2 + 5 = 16

Step2: Count favorable crayons

Red + blue = 9 + 2 = 11

Step3: Find probability

Probability = $\frac{\text{Favorable}}{\text{Total}} = \frac{11}{16}$

Answer:

$\frac{11}{16}$