You are going to play mini golf. A ball machine that contains 22 green golf balls, 18 red golf balls, 24 blue golf balls, and 25 yellow golf balls, randomly gives you your ball. What is the probability that you end up with a green golf ball? Express your answer as a simplified fraction or a decimal rounded to four decimal places.

Step-by-step explanation:

Given the sample space

22 green golf balls,

18 red golf balls,

24 blue golf balls, and

25 yellow golf balls

The sample size is S=(22+18+24+25)= 89

The probability of getting a green golf ball is

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or