WorksheetsProbability
Total questions: 10
Worksheet time: 10mins
A tree diagram is a helpful tool to determine the number of outcomes in a sample space. (a)
True
False
The fundamental counting principle helps determine the number of outcomes. (a)
True
False
How many possible outcomes / sample space
(bottom number in the fraction)
12
picking a number from 1 to 4 and choosing the color red, green, or yellow
18
Christmas sweatshirts come in three sizes and six colors.
27
Isabelle has a choice of 3 colors of pants, 3 colors of shirts, and 3 kinds of shoes.
4
tossing a nickel and tossing a quarter
216
A number cube is rolled three times.
A jar contains 5 blue marbles, 8 red marbles, 4 white marbles, and 3 purple marbles. Suppose you pick a marble at random without looking. Find the probability of each event. Write your answer as a fraction in simplest form.
P(red)
A jar contains 5 blue marbles, 8 red marbles, 4 white marbles, and 3 purple marbles. Suppose you pick a marble at random without looking. Find the probability of each event. Write your answer as a fraction in simplest form.
P(blue)
A jar contains 5 blue marbles, 8 red marbles, 4 white marbles, and 3 purple marbles. Suppose you pick a marble at random without looking. Find the probability of each event. Write your answer as a fraction in simplest form.
P(red or white)
A jar contains 5 blue marbles, 8 red marbles, 4 white marbles, and 3 purple marbles. Suppose you pick a marble at random without looking. Find the probability of each event. Write your answer as a fraction in simplest form.
P(blue or purple)
A jar contains 5 blue marbles, 8 red marbles, 4 white marbles, and 3 purple marbles. Suppose you pick a marble at random without looking. Find the probability of each event. Write your answer as a fraction in simplest form.
P(not white)
Fill’er Up is having a promotion in which customers win a free 10 gallons of gas if there is a β printed on their receipt. Thus far, 50 of the first 80 customers have not won free gas. What is the experimental probability of winning 10 gallons of gas?
85
83
133
51
It is (a) to randomly pick a blue card from a bag containing all blue cards
certain
impossible
equally likely
unlikely
likely
