Worksheets7th Grade Milestone Review - Probability of Compound Event
Total questions: 10
Worksheet time: 41mins
Name
Class
Date
1.
P(4)*P(Tails)=
You flip a coin and roll a die. What is the probability that you flip a tails and roll a 4?
You flip a coin and roll a die. What is the probability that you flip a tails and roll a 4?
a)
3/15
b)
1/12
c)
2/3
d)
Susan
2.
You draw a marble from a bag that has 4 red, 2 blue, and 3 green, you also flip a fair coin. What is the probability you will draw a blue marble and flip a heads?
a)
1/6
b)
3/9
c)
Susan 2
d)
5/6
3.
If you flip three fair coins, what is the probability that you'll get all three heads?
a)
8/1
b)
1/8
c)
1/16
d)
Jessica
4.
You flip a coin and roll a die. What is the probability, in a fraction, you flip a heads and roll a 3?
a)
1/6
b)
Bad Potato
c)
1/12
d)
12/1
5.
The Standard Automotive car company offers its midsize car with 2 doors, 4 doors, or as a convertible. The car is available in 3 exterior colors and 2 interior colors. Find the number of different midsize cars the company can produce.
a)
12
b)
18
c)
36
d)
24
6.
The daily special at the House of Pies offers one of three featured pies and your choice of coffee, tea, milk or juice. How many ways can you order the special?
a)
12
b)
8
c)
15
d)
6
7.
If you choose 1 scoop of ice cream from 12 flavors and any 1 topping from a choice of 8, how many different ice-cream sundaes can you make?
a)
58
b)
96
c)
20
d)
192
8.
You draw a marble from a bag that has 4 red, 2 blue, and 3 green, you also flip a fair coin. What is the probability you will draw a blue marble and flip a heads?
a)
1/6
b)
3/9
c)
Susan 2
d)
5/6
9.
Assume that the probability of a newborn lion cub being female is 1/2. Choose the correct method for calculating the probability of a lioness having three cubs and all three being female.
a)
(1/2) X (1/4) X (1/8)
b)
(1/2) + (1/2) + (1/2)
c)
(1/2) X (1/2) X (1/2)
d)
(1/2) X 3
10.
A high school senior applies for two scholarships. She has a 1/10 chance of getting the first scholarship and a 3/10 chance of getting the second scholarship.
What is the probability that she gets both scholarships?
a)
(1/10) + (3/10) = 4/10
b)
(1/10) x (3/10) = 3/100
c)
(1/10) x (3/10) + (1/10) x (3/10) = 6/100
d)
(1/10) + (3/10) - (1/10) = 3/10
100 %
