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Worksheets2nd 3 weeks review
Total questions: 10
Worksheet time: 30mins
Mrs. Khan makes cookies for the school bake sale. She uses the equation c=0.75x to determine the cost, c, for x cookies. Which best represents the constant rate at which cookies are sold at the bake sale?
75 cookies per dollar
$3 per cookie
3 cookies per dollar
$0.75 per cookie
A pitcher is filled with water at a rate of 1/3 cup per second. Which graph represents the constant rate at which the pitcher is filled?
Dusty has a summer lawn-mowing business. In one week, he mows 20 lawns and earns a total of $450. If he charges the same amount for each lawn, how much does Dusty charge to mow one lawn?
(a)
The depth, in inches, of an object as it sinks in the river is found by the equation d=0.5t, where t is measured in seconds. Which best describes the constant of proportionality?
0.5 second per inch
0.5 inch per second
2 inches per second
1 inch per 0.5 second
The graph shows the proportional relationship between number of hours worked and total pay for workers at a factory.
Given the equation y= kx shown in the graph, which value represents k?
1/8
16
8
9
Cann Electronics has a sale, and all computers are 20% off. If a computer is on sale for $680, what was the original price
(a)
The manager of a coffee shop recorded the number of customers who put vanilla creamer or chocolate creamer in their coffee during one hour and classified them by age. The results are shown on the table.
What percentage of these customers put chocolate creamer in their coffee during this hour?
30%
14%
70%
75%
The Walters' backyard pool is rectangular in shape and is similar to the rectangle formed by their fenced backyard. The pool measures 10 feet long and 8 feet wide. If the length of the backyard is 35 feet long, what is the width of the backyard?
28 ft
43.75 ft
33 ft
17 ft
The Lugar family spends spring break camping. The campground charges a $5 entrance fee plus $10 per night to camp in the park. Which graph best represents the relationship between the number of nights the Lugar family camps and the cost?
A
B
C
D
What is the value of d in millimeters?
27 mm
12 mm
9 mm
13 mm
