WorksheetsReview Time
Total questions: 15
Worksheet time: 16mins
Name
Class
Date
1.
A proportional relationship can be written as an equation in the form ____ = _____ _____
a)
y = k+x
b)
y = k-x
c)
y = kx
d)
y = k/x
2.
If the word problem is asking you to find the space inside the circle, which formula should you use?
a)
r = 1/2d
b)
d = 2r
c)
C = πd
d)
A = πr²
3.
The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?
a)
12 feet
b)
16 feet
c)
10 feet
d)
4 feet
4.
What formula is this used for:
πr²
πr²
a)
Circumference
b)
Area
c)
Surface Area
d)
Volume
5.
What formula is this used for:
πd
πd
a)
Area
b)
Circumference
c)
Surface Area
d)
Volume
6.
The constant of proportionality can be found by finding the __________ _____________.
a)
unit rate
b)
ratio rate
c)
proportion answer
d)
rational number
7.
On a map, Memphis, Tennessee, and Jackson, Mississippi, are 5 inches apart. The distance between the cities is actually 210 miles.
What scale was used to create the map?
What scale was used to create the map?
a)
42 inches = 1 mile
b)
1 inch = 42 miles
c)
40 inches = 1 mile
d)
1 inch = 40 miles
1 inch = 40 miles
8.
Randy’s circular garden has a radius of 1.5 feet. He wants to enclose the garden edging that costs $0.75 per foot. About how much will the edging cost?
a)
$8.00
b)
$7.00
c)
$3.50
d)
$0.50
9.
Robbie made a scale drawing of a neighborhood park. A soccer field in the park is 14 inches long in the drawing. The actual field is 98 yards long. What is the scale of the drawing?1 inch = _ yards
a)
1372
b)
5
c)
14
d)
7
10.
If the problem ask you to find the distance around a circle, which formula should you use?
a)
r = 1/2d
b)
d = 2r
c)
C = πd
d)
A = πr²
11.
Find the perimeter of the figure. Use 3.14 for pi.
a)
20.57 in.
b)
17.3 in.
c)
17.8 in.
d)
31.88 in.
12.
Solve the proportion.
a)
q=2
b)
q=9
c)
q=4.5
d)
q=6
13.
The constant of proportionality in the equation y = ½x is _______.
a)
x
b)
y
c)
1/2
d)
2
14.
What makes a graph proportional?
a)
Straight line
b)
The line goes through the origin
c)
Curvy line
d)
Straight line and the line goes through the origin
15.
Determine the missing value in the table.
a)
15
b)
3
c)
1/3
d)
9
100 %
