Worksheets7th Grade Math Review
Total questions: 100
Worksheet time: 4hrs 7mins
What was the price PER gallon?
or
Velveeta Cheese slices $3.18 for 12 slices
Find the unit price for each and choose the better deal.
18 ounces to 3 cups
Identify the constant of proportionality.
k = 6
k = 12
k = 1/6
k = 1/12
none (not proportional)
Identify the constant of proportionality.
k = 2
k = 3
k = 1.50
k = 2/3
none (not proportional)
Identify the constant of proportionality.
k = 25
k = 50
k = 100
k = 1/50
none (not proportional)
The constant of proportionality of this graph is k = 45. What does it mean?
The boat travels for 45 miles for every 45 hours
The boat travels 1 mile for every 45 hours
The boat travels 45 miles for every 1 hour
The boat travels 1/45 mile for every 1 hour
is the unit rate
Which proportional relationship properly represents the scenario below?
Anthony rode his bicycle 45 miles in 5 hours. At that rate, how long would he have to ride to go 108 miles?
455=x108
545=x108
108x=545
How do you solve for x?
45x=540
Add 45 to both sides
Divide both sides by 45
Multiply both sides by 45
Subtract both sides by 45
Anthony rode his bicycle 45 miles in 5 hours. At that rate, how long would he have to ride to go 108 miles?
10 hours
18 hours
12 hours
16 hours
Marco wanted to buy a book about basketball. The book was $25.00 new. His friend Josh told him to check the used book store. The book was $15.00 used. What percentage was the book marked down?
80%
26%
4%
40%
A cell phone company is offering 40% off a new cell phone if an old cell phone is traded in.
Part 1
What is the amount of the discount if the new cell phone is $251?
$100.40
$42
$116
$141
A cell phone company is offering 30% off a new cell phone if an old cell phone is traded in.
Part 2
What is the discounted price of the new cell phone?
-Remember the original price is $251.
$150.60
$178
$149.67
$118.90
The tennis team is selling tickets to a car wash for $6. When they do not sell very many tickets, the team decreases the price 25%. What is the new cost of a ticket?
$1.50
$2.50
$3.50
$4.50
On Thursday, 30 students went to after-school tutoring. On Friday, 6 students went. What is the percent decrease in the number of students who went to tutoring?
20%
80%
400%
500%
-8 + -14
(a)
6 + (-13)
(a)
17 + (-4)
(a)
-20 -14
(a)
-16 - 15
(a)
18- (-10)
(a)
-3 - (- 2)
(a)
-12 x -7
(a)
-9 x 2
(a)
30÷(−5)
(a)
−10 ÷(−2)
(a)
Andrew buys a 4 dollar red bull every day in January. Select all that represent this situation.
-4 (31)
-124
-4 + 31
31 (4)
The elevations of four locations in Southern California are shown on the number line.
What is the difference, in feet, between the elevations of Corona and Salton City.
-567 feet
567 feet
817 feet
-817 feet
-10x + 15 - 3x + 2
-8x + 4x
19 - ( 3 - 5b)
3x + 2x + 3y - 7y
-5n + 2(4 - 5n)
-19 + 3x = 3( x - 5)
x + 7 = 12
3x - 5 = 20
The Chicago Cubs have won more than 100 games.
There are fewer than 20 days left in October.
x - 4 < 8
x < 12
x < 8
x > 8
x = 8
How many feet around is the pool?
Which event has a probability of zero or impossible to happen?
Rolling a 7 on a 6 sided dice.
Tossing a coin and landing on heads.
Rolling an even number on a dice.
The sun rising in the morning.
If a six-sided die is rolled, what is the probability that it will land on an odd number?
63
64
51
0
A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red? Be sure to simplify your answer!!
3/10
3/9
1/9
1/3
According to the meteorologist, there is a 80% chance of rain on Monday. This means that the chance of rain is _________.
Certain
Likely
Unlikely
Impossible
A jar contains 4 blue marbles, 6 green marbles and 10 white marbles. If a marble is drawn from the jar at random, what is the probability that this marble is green?
60%
3%
30%
43%
A gaming website wanted to find out which console its visitors owned. Which choice BEST represents the population in this situation?
Visitors with an 'e' in their user name.
Visitors to the 3DS section.
Visitors over 22.
All the website visitors.
Population or Sample?
A survey of 1353 American households found that 18% of the households own a computer.
Population
Sample
Population or Sample?
Every fifth customer exiting a restaurant is surveyed on how well they liked the food.
Population
Sample
A beverage company wanted to see if people in the United States liked their new logo. Which choice best represents a population?
A selection of logo artists.
Every person in the United States.
A selection of shoppers from different states.
3,800 children age 5 - 15
A musician wanted to see what people who bought his last album thought about the songs. Which choice best represents a sample? .
Every person who bought the album.
A selection of people who didn't want to buy the album.
250 girls who bought the album
A selection of 3,294 people who bought the album.
Before a nation-wide election, a polling place was trying to see who would win. Which choice best represents a sample?
A selection of voters over age 50.
A selection of male voters.
A selection of voters of different ages.
All voters.
A toy store owner tracking how much kids spend each month on toys. Which choice best represents a population?
All of the kids who buy toys.
227 wealthy kids.
228 boys age 7 - 15
235 kids from age 10 to 15.
A mayor wanted to see if the people in his town thought he was doing a good job. Which choice best represents a sample?
1,000 unemployed voters.
The mayor's family.
The residents of the town.
242 voters.
Determine whether you would survey the population or a sample:
You want to know the average height of seventh-graders in Tallahassee.
Survey the population
Survey a sample
A researcher wants to collect data from 800 college students. Which of the following values would be the best sample size for this population?
300
100
65
25
Of the students surveyed, 72% said they preferred basketball as an after school sport. Which statement best describes whether the data were collected from a sample or from a population?
Population, because all students were surveyed.
Population, because all students were not surveyed.
Sample, because all students were surveyed.
Sample, because all students were not surveyed.
