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WorksheetsScale Drawing, Scale Factor and Proportions Review
Total questions: 40
Worksheet time: 10hrs 0mins
Name
Class
Date
1.
What is the scale factor if the triangle on the left is the original?
a)
2
b)
3/2
c)
2/3
d)
1/2
2.
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
3.
A model of a house was built using the scale 5 in:25 ft. If a window in the model is 1.5 in. wide, how wide is the actual window?
a)
90 ft
b)
7.5 ft
c)
4.5 ft
d)
45 in
4.
What is the scale factor from ΔABC to ΔDEF?
a)
1/2
b)
7/3
c)
2
d)
10/3
5.
The windows in the drawing are 1¾ cm apart, how many meters apart are the actual windows if the scale is 2 cm=10 m?
a)
8¾ m
b)
7½ m
c)
5 m
d)
2¼ m
6.
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
7.
On a map, the distance between Louisville, Kentucky, and Nashville, Tennessee, is 1 3/4 inches. The scale of the map is 1 in:100 mi. What is the actual distance between the two cities?
a)
200 miles
b)
175 miles
c)
100 miles
d)
125 miles
8.
The two right triangles below are similar. What is x, the missing side length in triangle DEF?
a)
3.75
b)
9.75
c)
10
d)
12
9.
To find the height of a very tall pine tree, you measure your shadow and the tree's shadow. How tall is the tree?
a)
144 feet
b)
72 feet
c)
36 feet
10.
A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?
a)
2.5 cups milk
b)
1.75 cups milk
c)
2 cups flour
d)
2.25 cups milk
11.
A student made an 85% on a test with 25 questions. What is the number of questions that the student answered correctly? Round to the nearest whole number.
a)
21 questions
b)
22 qestions
c)
23 questions
d)
24 questions
12.
There are 35 boys out for football. This is about 5% of the total enrollment. How many total kids are in the school?
a)
30
b)
350
c)
700
d)
1235
13.
Taylor works at a clothing store. Her weekly salary is $900. In addition to her salary, she earns 28% of the amount of her sales each week. What is the total amount Taylor should earn if she sells $1225 worth of clothing in one week?
a)
$1243
b)
$343
c)
$1225
d)
$945
14.
There are 126 students in theater at a school. On a certain day, 94 of the students in choir went on a field trip. What percent of student stayed at school instead of going on the field trip? Round to the nearest whole percent.
a)
22%
b)
25%
c)
27%
d)
29%
15.
Abigail took a science test and got 36 correct and 4 incorrect answers. What was the percentage of correct answers?
a)
94%
b)
86%
c)
83%
d)
90%
16.
The Warriors made 7 out of 15 shots. What percent of shots do the Warriors MISS out of 15? Round to the nearest whole percent.
a)
46%
b)
53%
c)
94%
d)
75%
17.
A survey of 1,000 people was done by the New York Times. 80% of the people did not know the name of their representative in Congress. How many of the 1,000 people knew the name of the Congressman?
a)
200
b)
400
c)
600
d)
800
18.
Bill is in a class of 15 boys and 35 girls. 40% of the students in the class take the bus to school. How many students do not take the bus to school?
a)
15
b)
20
c)
30
d)
35
19.
On an 88 question test, Phil missed 11 questions. What is his exact grade for that test?
a)
12.5%
b)
13%
c)
87.5%
d)
88%
20.
You are purchasing a T.V for $990 T.V with 9% sales tax. What is the final price of the T.V.?
a)
$ 1881.00
b)
$ 1079.00
c)
$ 1,079.10
d)
$ 1,709.1
21.
Vicky made some purchases at the Sunflower Market. She bought strawberries for $3.50, carrots for $2.25 and a bouquet of flowers for $9.95. If sales tax is 5%, what will Maria pay altogether
a)
$16.49
b)
$16.48
c)
$15.70
d)
$16.50
22.
Hank is buying a house for his pigeons, it costs $2,900.00. The sales tax rate is 6%. Hank has $3000.00 saved. How much more money will Hank need to buy his pigeon house?
a)
$174.00
b)
$74.00
c)
$3074.00
d)
$17,400.00
23.
The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.
a)
52%
b)
41%
c)
42%
d)
45%
24.
You got good service at a restaurant so you wanted to leave a 25% tip. If the meal was $23.95, what was your amount of tip?
a)
5.99
b)
29.94
c)
4.79
d)
28.74
25.
A $75 item is discounted 35%. What is the amount of discount?
a)
26.25
b)
22.50
c)
48.75
d)
52.50
26.
A $75 item is discounted 35%. What is the sale price?
a)
26.25
b)
22.50
c)
48.75
d)
52.50
27.
A pair of awesome skinny jeans costs $25, but it is on sale for 25% off. Score! If tax is 8%, what is the total cost?
a)
18.75
b)
20.25
c)
27
d)
22.50
28.
Sam bought an $85.00 jacket for 40% off of the regular price. How much did he pay for the jacket?
a)
75
b)
51
c)
36
d)
isaiah
29.
Ralph buys a computer for $675. The sales tax rate is 6%. How much did Ralph pay for the computer?
a)
40.50
b)
715.50
c)
6.00
d)
634.50
30.
A TV that normally cost $800 is on sale for 33% off. There is a 6% sales tax on the purchase. What is the final cost of the TV?
a)
$536.00
b)
$568.16
c)
$279.84
d)
$321.60
31.
You plan to purchase a plane ticket for $299.00 and you are going to use a discount code to receive 15% off. How much will the ticket cost?
a)
$149.50
b)
$254.15
c)
$343.85
d)
$44.85
32.
You are planning a vacation to Hawaii that will cost $5875, but if you schedule it today you can save 20%. How much will you save by scheduling it today?
a)
$7050.00
b)
$4700.00
c)
$1175.00
d)
$117.50
33.
Last year, 2,376 people attended a summer music festival. This year, attendance was 2,950. What was the percent of change in attendance to the nearest whole percent?
a)
Increase 24%
b)
Increase 19%
c)
Decrease 24%
d)
Decrease 19%
34.
The Polar Express movie is $12 and it will be on sale for $8.What is the percent of change if the cost decreased $4?
a)
15%
b)
33%
c)
10%
d)
32%
35.
Last week, you finished level 2 of a video game in 32 minutes. Today, you finished level 2 in 28 minutes. What is your percent of change?
a)
Increase 12.5%
b)
Decrease 12.5%
c)
Increase 4%
d)
Decrease 4%
36.
A shoe sales associate earned $300 in August. In September she earned 8% more than she did in August. How much did she earn in September?
a)
$164
b)
$256
c)
$404
d)
$324
37.
In your class 6 students out of 30 students are left-handed. What percent of students are left-handed?
a)
18%
b)
20%
c)
5%
d)
60%
38.
The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?
a)
480
b)
1960
c)
84
d)
25
39.
At HEB 3 pounds of hamburger meat is on sale for $6. If Alicia buys 10 pounds of hamburger, how much will she pay?
a)
$30
b)
$20
c)
$60
d)
$10
40.
The class has 12 girls and 16 boys. What is the ratio of total students to boys? (simplest form)
a)
28/16
b)
7/4
c)
16/28
d)
12/16
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