WorksheetsUNIT 4- CW#2-PERCENT INCREASE/DECREASE
Total questions: 40
Worksheet time: 2hrs 50mins
Name
Class
Date
1.
Ms Thomas bought some stock for $15 a share and sold it at $20 a share. Find the percent of change in the price of the stock.
a)
Increase of 33.3%
b)
Increase of 30%
c)
Decrease of 33.3%
d)
Decrease of 30%
2.
Lacey bought a new purse that originally cost $25 and is on sale for $15. Find the percent of change in the price in the purse.
a)
Decrease of 40%
b)
Decrease of 10%
c)
Decrease of 30%
d)
Decrease of 20%
3.
Jose started doing extra chores around the house and his allowance changed from $30 per week to $40 per week. What is the percent if change in Jose's allowance?
a)
Increase of 33.3%
b)
Increase of 25%
c)
Increase of 30.3%
d)
Increase of 38%
4.
Wal Mart sold 100 CD's during the month of October and only 60 during the month of November. Find the percent of decrease in the amount of CD's sold during the last 2 months.
a)
40%
b)
66.7%
c)
35%
d)
63.3%
5.
Mrs. Banks bought a car for $25,000 and sold it 5 years later for $16,000. Find the percent decrease for the price of the car.
a)
36%
b)
9%
c)
34%
d)
26%
6.
The price of computers decreased from $1500 to $1200. What is the percent of change in the price of the computes?
a)
20%
b)
30%
c)
25%
d)
35%
7.
Jason had a salary change from $150 a week to $175 a week. What is the percent increase of his salary?
a)
16.7%
b)
18.6%
c)
14.7%
d)
20.6%
8.
Cody weighed 110 pounds when he started 6th grade but now weighs 150 pounds as a 7th grader. What is the percent of increase in his weight?
a)
36.36%
b)
26.26%
c)
33.3%
d)
38.38%
9.
The original price of a camera was $50 and the sale price this week is $38. What is the percent of change in the price of the camera?
a)
24%
b)
12%
c)
20%
d)
22%
10.
Tom's math grade changed from an 80 in the first six weeks to a 90 the second six weeks. What was the percent of increase in his grade?
a)
12.5%
b)
16%
c)
10%
d)
8.5%
11.
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%
12.
The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter?
a)
35%
b)
25%
c)
30%
d)
20%
13.
Regular price: $174. Discount: 40%. Find the sale price. Round to nearest cent if necessary.
a)
$104.40
b)
$140.40
c)
104.4
d)
69.6
14.
Find the gratuity only. $ 75. 45 stake dinner; 18% gratuity
a)
$ 13.58
b)
$ 89.03
c)
$ 61.87
d)
$135.80
15.
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
16.
Find the gratuity only. $ 75.45 steak dinner; 18% gratuity
a)
$ 13.58
b)
$ 89.03
c)
$ 61.87
d)
$135.80
17.
$75 dress shirt; 20% discount
a)
$2.36
b)
$70.20
c)
$60.00
d)
$20.00
18.
Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent change?
a)
24%
b)
20%
c)
11%
d)
50%
19.
From 24 teachers to 30 teachers
a)
20%
b)
35%
c)
42%
20.
From 75 pencils to 225 pencils
a)
200%
b)
20%
c)
2%
21.
Change 0.384 to a percent.
a)
3.84%
b)
384%
c)
38.4%
d)
38.4
22.
The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter?
a)
35%
b)
25%
c)
30%
d)
20%
23.
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
24.
Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent of change?
a)
24%
b)
10%
c)
11%
d)
50%
25.
Which ratio is written incorrectly?
a)
X : Y
b)
X and Y
c)
X/Y
d)
X to Y
26.
If you have 3 pennies, 4 nickels, and 5 dimes which represents the following ratio: nickels to total number of coins?
a)
4:5
b)
3:12
c)
4:12
d)
5:12
27.
Which of the following expresses a ratio?
a)
2
3
b)
two-thirds
c)
0.667
d)
2.3
28.
Express the ratio as a fraction in simplest form:
18 ounces to 3 cups
18 ounces to 3 cups
a)
6 to 1
b)
1/6
c)
18/3
d)
6/1
29.
Find the unit rate of 624 calories in 3 servings.
a)
1,872 calories per serving
b)
208 calories per serving
c)
624 calories per serving
d)
621 calories per serving
30.
If Alex can deliver 12 packages in 3 hours, how many packages can he deliver per hour?
a)
36 packages
b)
4 packages
c)
2 packages
d)
3 packages
31.
549 vehicles on 9 acres
How many vehicles per acre?
How many vehicles per acre?
a)
60 acres per vehicle
b)
60 vehicles per acre
c)
61 acres per vehicle
d)
91 vehicles per acre
32.
Find the unit rate of $97.50 for 15 pizzas.
a)
$6 per pizza
b)
$82.50 per pizza
c)
$5.50 per pizza
d)
$6.50 per pizza
33.
$11.49 for 3 packages
a)
$0.26 per package
b)
3.83 package per dollar
c)
$3.83 per package
d)
$4 per package
34.
A rectangle is 13 inches long by 7 inches wide. What is the ratio of the width to the perimeter of the rectangle?
a)
13:7
b)
7:13
c)
13:20
d)
7:40
35.
A school has a teacher to student ratio of 2 teachers to 40 students. Are there more teachers or students?
a)
Teachers
b)
Students
36.
What is the difference between a ratio and a rate?
a)
A ratio has units
b)
A rate has units
c)
A rate compares a number to 1
d)
There is no difference
37.
What is the difference between a rate and a unit rate?
a)
A unit rate compares different units
b)
A unit rate compares a number to 1
c)
A rate compares different units
d)
There is no difference
38.
Write 14/20 as a percent.
a)
14.2%
b)
70%
c)
75%
d)
56%
39.
Write .506 as a percent.
a)
5.06%
b)
506%
c)
50.6%
d)
500.6%
40.
What is 20% of 75?
a)
15
b)
60
c)
6
d)
1.5
100 %
