WorksheetsUnit 2 Review
Total questions: 13
Worksheet time: 33mins
The Suez Canal links the Mediterranean Sea to the Red Sea and is 108 miles long. If a ship is traveling the canal at a speed of 1.5 miles per hour, how many hours will it take to travel the length of the canal?
72
90
110
162
The height of a building is proportional to the number of floors. The height of 9 floors is 135 feet. How tall would the building be if it had 15 floors?
135
225
1215
2025
The height of a stack of DVD cases is proportional to the number of cases in the stack. The height of 6 DVD cases is 114 mm. Which equation related the height of the stack to the number of cases in the stack?
y = 114x
y = 6x
y = 19x
y = 684x
Which graph is proportional?
Emily needs 24 feet of wire. How much will she spend on wire? The table shows the relationship between the cost and the length of the wire.
$4.80
$0.96
$15.36
$11.52
An airplane on autopilot took 5 hours to travel 3,475km. What was the airplane's speed , in km per hour?
3470 km per hour
695 km per hour
.00143 km per hour
17,375 km per hour
A group of penguins swam ⅘ of a mile in ⅓ hour. How many miles did the penguins swim in one hour if they swam at the same pace?
1⁄5
4⁄5
4⁄15
2⅖
The graph shows a proportional relationship between the number of miles Marco bikes and the number of hours. What equation relates the distance, y, and the time, x?
y = 45x
y = 15x
y = 30x
y = 60x
Does this equation represent a proportional relationship? y=7x-3
yes
no
Does this equation represent a proportional relationship? y=150x
yes
no
Is there a proportional relationship between x and y?
yes
no
Stacy and Neil painted 280ft2 of their living room wall with 4⁄5 gallon of paint. How many square feet can they paint with 3 gallons of paint?
350ft2
280ft2
4⁄5 ft2
1,050ft2
Which of the following statements about unit rates is NOT true?
A unit rate relates a quantity to 1.
Unit rates can be used to compare two rates.
Any rate is equivalent to its unit rate.
A unit rate always relates quantities with the same units.
