Question

a bag contains 15 black, 17 green, 22 pink, and 29 yellow tokens. you pick one token at random. find the probability that it is pink or yellow. p(pink or yellow) = \frac{?}{?}

Explanation:

Step1: Calculate total number of tokens

$15 + 17+22 + 29=83$

Step2: Calculate number of pink or yellow tokens

$22+29 = 51$

Step3: Calculate probability

$P(\text{pink or yellow})=\frac{51}{83}$

Answer:

$\frac{51}{83}$