1.
Three ordered pairs for f (n ) = 2n - 1 are (-1, -3), (1, 1), and (2, 3). Graph the function.
A.
B.
C.
D.
Hint
2.
Find the length of one leg of a right triangle if the length of the hypotenuse is 18 meters and the length of the other leg is 14 meters. Round to the nearest tenth.
A.
14.3 m
B.
11.3 m
C.
9.8 m
D.
22.8 m
Hint
3.
Which ordered pair is the name of point A?
A.
(3, 2)
B.
(–4, 5)
C.
(–3, 4)
D.
(2, –4)
Hint
4.
Which ordered pair is the name of point D?
A.
(2, –4)
B.
(3, 2)
C.
(5, 1)
D.
(5, –1)
Hint
5.
Find the slope of the line.
A.
B.
C.
D.
Hint
6.
A 25-foot ladder is positioned against a building so that the base of the ladder is 7 feet from the building. How high does the ladder reach?
A.
8 feet
B.
19 feet
C.
24 feet
D.
25 feet
Hint
7.
A 25-foot ladder is positioned against a building so that the base of the ladder is 7 feet from the building. How high does the ladder reach?
A.
24 feet
B.
19 feet
C.
8 feet
D.
25 feet
Hint
8.
A blue print with a scale of inch = 1 foot shows a room with dimensions of 3 inches by inches. What are the actual dimensions of the room?
A.
6 feet by 7 feet
B.
15 feet by feet
C.
12 feet by 14 feet
D.
4 feet by feet
Hint
9.
An architect built a model of a building using a scale of 1 inch = 50 feet. If the model is 6.5 inches tall, how tall is the actual building?
A.
300 feet
B.
337.5 feet
C.
312.5 feet
D.
325 feet
Hint
10.
A map has a scale of 1 inch = 10 miles. If two cities are 4 inches apart on the map, what is the actual distance between the two cities?
A.
44 miles
B.
400 miles
C.
4 miles
D.
40 miles
Hint
11.
XYZ is a right triangle. What is the length of the hypotenuse ?
A.
20 ft.
B.
152 ft
C.
29 ft
D.
9 ft
Hint
12.
Find the slope of the line?
A.
4
B.
1
C.
−1
D.
−4
Hint
13.
Mason’s truck has a gas tank that can hold 17 gallons of fuel. He can drive 204 miles on one tank of gas. About how many miles per gallon does his truck get?
A.
12
B.
221
C.
3,468
D.
187
Hint
14.
Which is the slope of the line y = −5x + 9?
A.
9
B.
−1/5
C.
−5
D.
4
Hint
15.
The Anderson’s showerhead uses gallons of water per minute. If the family showers for a total of 5 hours per week, how many gallons of water does the family use each week?
A.
1,200 gallons
B.
1,050 gallons
C.
17.5 gallons
D.
900 gallons
Hint
16.
Determine whether the table shows a linear or nonlinear function.

A.
Neither
B.
Both
C.
Nonlinear
D.
Linear
Hint