Worksheets7-CHAPTER 7 TEST 2023-2024
Total questions: 141
Worksheet time: 3hrs 23mins
36%
64%
30%
46%
83%
17%
84%
16%
95%
10%
90%
5%
44%
60%
54%
56%
0%
1%
100%
99%
90%
10%
9%
1%
7%
18%
28%
72%
100%
0%
1%
5%
40%
3%
60%
2%
76%
19%
34%
6%
40%
6%
4%
60%
5%
15%
20%
25%
0.528
What is 2/3 as a decimal?
2.3
0.66 (repeating)
3.2
6.6
1. Which is greater: 1/4, 0.25, or 75%?
1/4
0.25
100%
75%
2. Compare 2/5, 0.4, and 40%.
40% is greater than 2/5 and 0.4
0.4 is greater than 2/5 and 40%
They are all equal
2/5 is greater than 0.4 and 40%
4. Which is smaller: 1/3, 0.35, or 35%?
1/2
3/4
1/3
0.35
5. Compare 5/8, 0.625, and 62.5%.
0.58%
6.25
0.0625
62.5%
55% _____ 2418
>
<
=
2521 _____ 70%
>
<
=
0.12 _____ 11%
>
<
=
How do you turn a fraction into a percent?
Divide the numerator & denominator
make the denominator 100 using multiplication or division
How do you turn a decimal into a percent?
move the decimal point 2 places to the left
divide the decimal by 100
move the decimal point 2 places to the right
multiply the decimal by 100
How do you turn a percent into a decimal?
move the decimal point two places to the left
multiply the percent by 100
divide the percent by 100
move the decimal points two places to the right
Tell which number is greater.
3/4
70%
Tell which number is greater
16%
0.108
Tell which number is greater
1/10
12%
Complete the following statement. Write your answer as a decimal or whole number.
___% of 10 = 9.
9
10
1
90
___% of $10 = $10
10
100
1000
0.01
Fill in the missing number.
75% of ___= 69
92
51.75
87
89
Fill in the missing number.
60% of ___ = 45
74
73
78
75
$3 is what percent of $6.
20%
30%
50%
200%
Complete the following statement. Write your answer as a decimal or whole number.
___% of 10 = 2
10
15
8
20
Fill in the blank.
(a) % of 100 = 70
Fill in the missing number.
(a) % of 600,000 = 150,000
Fill in the blank.
80% of (a) = 640
What (a) % of 1000 = 250
30% of ____ = $270
90
81
8.1
900
Solve. What is 5% of 60?
300
3
.03
.3
p=whole ⋅ %
What is 20% of 80?
1600
16
160
1.6
56 is 35% of what number?
70
160
62.5
16
What percent of 152 is 95?
32.5%
144.4%
62.5%
55%
Use a proportion or equation to solve the following:
What number is 25% of 12?
3
12
25
48
A soccer team played 32 games. If they won 25% of them, how many games did each team win?
(a)
Use the percent proportion or percent equation to answer the following:
Sarah earns $20 in total, each day working after school. She spent 30% of her daily earnings on Monday. How much money did she spend on Monday?
$1.40
$6
$0.60
$14
You planted 60 seeds seeds. 80% actually grow. How many seeds grew? To word it another way, what is the amount of seeds that grew if 80% of 60 seeds grew?
12
680
20
48
360 runners are in a race. 20% are men. How many men are in the race? To word it another way, What is the amount of men in a race if 20% of 360 runners are in the race?
72
288
1,800
36
what is the number of students who participate in the fundraiser if 60% of 160 total students participated?
About 267 Students
16 Students
32 Students
96 Students
15 of the students in a history class passed a History test. If these students are 75% of all the students in the class, how many students are in the history class? Round you answer to the nearest whole number if necessary.
20 students
11 students
32 students
24 students
At a construction job for a store, 24 painters were tasked with painting the interior. These painters made up 75% of the painting crew, so how many painters in all worked on this job? Round your answer to the nearest whole number if necessary.
20 painters
32 painters
11 painters
24 painters
Find 5% of 80
4
8
12
40
In the Daytona 500, out of 30 cars that started the race, 12 of them finished. What percent of the cars finished the race? To word it another way, What percent is 12 cars that finished the race out of 30 cars total that started the race?
During the Valentines student council fundraiser, 144 students bought only hot chips. This is 45% of the total number of students who bought something during valentines week. How many students in total bought something?
189
65
99
320
As part of a survey, 300 students were asked to name their favorite social media. The results showed that 12 students named Facebook. What percentage of the students is this?
4%
12%
25%
.04%
Original: 35
New: 70
100% increase
50% increase
200% decrease
100% decrease
Original: $350
New: $400
14% increase
25% increase
50% increase
.14% increase
Find the percent of change.
From 24 teachers to 30 teachers.
25% decrease
25% increase
20% decrease
20% increase
Gabe scored a 70 on his first test. On the retake he scored an 88. What is the percent increase?
25.7%
18%
20.5%
22%
Original: 80
New: 52
35% decrease
35% increase
28% decrease
28% increase
What is the percent of change? 55 mph to 70 mph
27% increase
27% decrease
21% increase
21% decrease
What is the percent of change? 92 lb to 200 lb
54% increase
54% decrease
117% increase
117% decrease
What is the percent of change? 5 ft to 5 ½ ft
10% increase
10% decrease
9% increase
9% decrease
What is the percent of change? 70 mph to 55 mph
21% decrease
21% increase
27% increase
27% decrease
What is the percen of change? 18.7 kg to 4.5 kg
76% increase
76% decrease
3% increase
3% decrease
What is the percent of change? 4.72 million to 3.15 million
33% increase
33% decrease
50% increase
50% decrease
What is the percent change in the price of a gallon of gas, to the nearest whole percent?
12% decrease
12% increase
9% decrease
17% decrease
Original Quantity: 50
New Quantity: 38
Calculate the percent change.
24% decrease
19% decrease
12% decrease
25% increase
Find the percent of change.
From 24 teachers to 30 teachers.
25% decrease
25% increase
20% decrease
20% increase
Find the percent of change.
From 95 trees to 145 trees.
34% increase
34% decrease
53% increase
53% decrease
Find the percent of change.
From $18 to $45.
150% increase
150% decrease
60% increase
60% decrease
Find the percent of change.
From 84 seconds to 8 seconds.
950% decrease
950% increase
90 percent decrease
90 percent increase
Find the percent of change
From 126 ounces to 48 ounces.
162% increase
162% decrease
62% increase
62% decrease
Find the percent of change.
From 20 miles to 11 miles.
45% decrease
45% increase
82% decrease
82% increase
Question 1: If the price of a shirt increased by 20% and the new price is $36, what was the original price?
$25
$32
$30
$40
Question 2: If a car's value decreased by 15% and the new value is $17,000, what was the original value?
$15,000
$18,000
$20,000
$16,000
Question 3: If the population of a city increased by 25% and the new population is 50,000, what was the original population?
60,000
45,000
40,000
35,000
Question 4: If the length of a rope decreased by 30% and the new length is 42 meters, what was the original length?
50
30
70
60
Question 5: If the price of a book decreased by 10% and the new price is $27, what was the original price?
$25
$30
$35
$20
Question 6: If the weight of a fruit basket increased by 40% and the new weight is 14 kg, what was the original weight?
8 kg
12 kg
16 kg
10 kg
Question 7: If the temperature decreased by 5% and the new temperature is 28°C, what was the original temperature?
25.5°C
29.47°C
30.5°C
27.5°C
Question 8: If the number of students in a class increased by 12% and the new number is 45, what was the original number of students?
35
50
60
40
Question 9: If the length of a garden decreased by 8% and the new length is 18 meters, what was the original length?
16.92 meters
20.72 meters
15.84 meters
19.56 meters
Question 10: If the price of a phone increased by 18% and the new price is $720, what was the original price?
$650
$800
$610
$700
Question 1: If the price of a shirt increased by 20% and the new price is $60, what was the original price?
$50
$40
$70
$55
Question 2: If a car's value decreased by 15% and the new value is $17,000, what was the original value?
$16,000
$15,000
$18,000
$20,000
Question 3: If the population of a city increased by 25% and the new population is 250,000, what was the original population?
200,000
150,000
300,000
175,000
Question 4: If the length of a rectangle increased by 30% and the new length is 39 cm, what was the original length?
35
30
45
40
Question 5: If the weight of a fruit decreased by 10% and the new weight is 450 grams, what was the original weight?
600 grams
500 grams
400 grams
550 grams
Question 6: If the price of a laptop increased by 18% and the new price is $1,200, what was the original price?
$1,350.00
$1,080.00
$1,218.00
$1,016.95
Question 7: If the number of students in a school increased by 12% and the new number is 1,500, what was the original number of students?
1339
1500
1400
1200
Question 8: If the temperature increased by 5% and the new temperature is 35°C, what was the original temperature?
33.33°C
30°C
40°C
25°C
Question 9: If the salary of an employee increased by 8% and the new salary is $45,000, what was the original salary?
40000
46000
41666.67
43000
Question 10: If the length of a rope decreased by 25% and the new length is 75 meters, what was the original length?
120 meters
100 meters
80 meters
50 meters
Shaun estimated that the attendance of a college hockey game was 3,000. The actual attendance was 2,712. What is the percent error of Shaun's estimate? Round to the nearest whole percent.
11%
9%
7%
6%
A student has a container with a volume of 2.5 liters. She estimates the volume to be 2.4 liters. By what percent is the student's estimate off?
2%
4%
6%
8%
A zookeeper predicted that the weight of a newborn lion would be 2.8 pounds. When the zoo's lion gave birth, the newborn weighed 3.5 pounds. What is the zookeeper's percent error?
20%
15%
25%
17%
Jeyson predicts that 227 students would attend the school dance. The actual number was 250. What is the percent error of Jeyson's prediction?
9.2%
8.8%
7.1%
10.5%
Last week, there were 420 new subscribes to a website. This week, the number of new subscribers decreased by 5%. How many news subscribers are there this week?
399 subscribers
372 subscribers
404 subscribers
478 subscribers
Which term represents the following situation?
Yesterday, I ran 5 miles. Today, I ran 3.7 miles.
Percent increase
Percent decrease
Percent error
Which term represents the situation?
The marching band had 304 students last year. This year, 322 students participate in band.
Percent increase
Percent decrease
Percent error
Which term represents the situation?
Donnell estimated there were 125 people in the audience. There were actually 137 people.
Percent increase
Percent decrease
Percent error
Which term represents the situation?
A faulty scale displayed the weight of the package as 14 pounds, 13 ounces. The exact weight was 13 pounds, 6 ounces.
Percent increase
Percent decrease
Percent error
Nyjirah predicted her car payment to be $250 each month. Her actual car payment is $275. By what percent was Nyjirah's prediction off? Round to the nearest whole percent.
9%
11%
7%
25%
Janel estimated that she would read 250 pages last week. She read 290 pages. What is the percent error of Janel's estimate? Round to the nearest whole percent.
14%
17%
11%
40%
Litzy estimates that a piece of wood measures 5.5 cm. If it actually measures 5.62 cm, what is the percent error of Litzy's estimate?
2.13%
2.18%
12%
46.83%
An experimental measurement was taken of 10.4 mL and the actual measurement was 9.7 mL. What is the percent error? Round to the nearest tenth of a percent.
5.2%
9%
7.2%
8.8%
Wilson Green sells home security systems. He earns an 11 percent commission on every system he sells. Wilson’s sales for this month totaled $4265. What is Wilson’s commission?
$469.15
$46,915
$4,691.50
$387.72
*A little more challenging*
A salesperson made $890.50 selling $6850 worth of electronic equipment. Find the commission rate.
13%
75%
8.905%
6.850%
Emma earns 8% commission on all clothing she sells. Last month she earned $192 in commission. How much merchandise did she have to sell in total?
$2,400
$15.36
$19
$176.64
Ms. DeMedici earns a weekly salary of $290 plus a 5.5% commission on sales at a gift shop. How much would she make in a week (TOTAL PAY) if she sold $5700 worth of merchandise?
commission + salary = total pay
$603.50
$313.50
$15.95
$329.45
Timothy earns a 15% commission on each household appliance he sells. If he sells 6 toasters at $20 each, how much does he earn in commission?
$18
$3
$17
$4
Wilson Green sells home security systems. He earns an 11 percent commission on every system he sells. Wilson’s sales for this month totaled $4265. What is Wilson’s commission?
$18,750
$46,915
$4,691.50
$387.72
Jay makes $9 an hour plus a 12.5% commission selling jewelry. How much does she earn on an 8 hour shift in which she sells $380 worth of jewelry?
$119.50
$389
$380
$47.50
Robert earns 3% commission on the sale of a $512,800 home. What is his commission?
$15,384
$1,538,400
$153,840
170,933.33
