Name: ______Date: ______Page: _____
Module One Unit Test Review
1)North Park took a survey and found that 350 seventh graders like the Buffalo Bills while 6 like the New England Patriots. Write the ratio of Bills fans to Patriot fans in three different ways.
______
2)Write an equivalent ratio to with greater terms and one with lesser terms.
______
3.)It took 22 hours to drive from Lockport to Orlando. The distance from Lockport to Orlando is 1232 miles. What is the unit rate for miles per hours?
4.) A store sells 6 cans of baked beans for $9. How much would 10 cans cost?
5.) Verizon phone company charges $25.00 for 150 minutes. Cingular charges $35.00 for 180 minutes. What is the unit cost for each company and which company has the best buy?
VerizonCingular
Which company has the best buy? ______
6.) A recipe calls for 12 cups of flour and cup of butter. Write the ratio of the amount of flour to the amount of butter as a fraction in simplest form.
7.)Write the ratio in simplest form.
8.)Is there a proportional relationship between the number of pieces of Halloween candy you eat and the number of cavities you may get? Does the table show a proportional relationship between the candy and the cavities? (Circle your choice)
Halloween CandyCavities / Pieces of Candy
1 / 24
2 / 48
3 / 62
4 / 96
Yes or No
9.)Which of the graphs shows a relationship that is not proportional?
10.) The graph shows a proportional relationship between rainfall during growing season and the growth of the plants. How much does a plant grow with 42 cm of rainfall?
11.) The graph shows a proportional relationship between a family’s distance from home and the time they spent driving. Answer the 2 questions based on the graph.
The constant of proportionality is ______
miles per hour.
What does the point (3, 144) represent?
A) 3 miles in 144 hour
B) 3 mile in 3 hours
C) 144 miles in 3 hours
12.) The equation below describes a proportional relationship between x and y. What is the constant of proportionality?
The constant of proportionality is ______.
13.) The distance a jet aircraft flies has a proportional relationship with its number of hours in flight. The table shows the number of miles flown for a number of hours in flight. Use the table to answer the 2 questions that follow. (Show your work)
Work Space:
The constant of proportionality is ______miles per hour.
The jet will take ______hours to travel 4,620 miles.
14.) A bakery sells giant cookies. Use the table to find the constant of proportionality and then to write an equation you can use to find the total cost y in dollars for x giant cookies.
The constant of proportionality is:______
The equation you can use to find the total cost y in
dollars for x cookies is:
______
15.) On a map, 1 inch equals 8 miles. Two cities are 7 inches apart on the map. What is the actual distance between the cities? (Show your work)
The actual distance between the two cities is ______miles.
16.) The scale drawing is of a tennis court. The scale is 1 cm = 2m. What are the actual dimensions of the tennis court? What is the actual area of the tennis court? (Show your work)
Actual Length: ______Actual Width: ______
Actual Area: ______
17.) In a certain city, there are three stores where you can rent DVDs. The table shows the cost y in dollars to rent x DVDs at store A. The graph represents the cost at store B. The equation y = 3.05x represents the cost at store C. At which store is the cost of renting DVDs the least?
Choose the correct answer.
A) Store A
B) Store B
C) Store C
18.) A recent study claimed that in any given month, for every 2 text messages a boy sent or received, a girl sent or received 5 text messages. Is the relationship between number of text messages sent or received by boys proportional to the number of text messages sent or received by girls? Make a table with labels and fill in the blank spaces with the appropriate information. Then graph the information form the table on the coordinate plane.
2 / 5
4
10
12
Is the graph proportional? Explain why.
______
______
19.) It is a Sunday morning and Larry has discovered that he has a leak coming from the water heater in his attic. Since plumbers charge extra to come out on the weekends, Larry is planning to use buckets to catch the dripping water. He places a bucket under the drip and steps outside to walk the dog. In a half of hour the bucket is of the way full.
Part A: What is the rate at which the water is leaking per hour?
Part B: Write an equation that represents the relationship between the number of buckets filled, y, in x hours.
Part C: How long can Larry be away from home before the bucket overflows?