Worksheetspercent change and dimensional analysis
Total questions: 47
Worksheet time: 1hrs 29mins
Name
Class
Date
1.
Find the Percent of Change. Round to nearest Percent.
Microwave: Originally $96; Markup to $115.20
Microwave: Originally $96; Markup to $115.20
a)
20% Increase
b)
17% Increase
c)
20% Decrease
d)
17% Decrease
2.
Find the Percent of Change. Round to nearest Percent.
What is the markup rate on a $470 ring that is now $634.50?
What is the markup rate on a $470 ring that is now $634.50?
a)
26% Decrease
b)
35% Decrease
c)
35% Increase
d)
26% Increase
3.
Find the Percent of Change. Round to nearest Percent.
From 45 mph to 24 mph
From 45 mph to 24 mph
a)
47% Increase
b)
88% Increase
c)
88% Decrease
d)
47% Decrease
4.
Susie got a raise. She was making $8.75 an hour. Now she is making $9.50. What is the percent of change?
a)
6% Increase
b)
7% Increase
c)
8% Increase
d)
9% Increase
5.
Mary lost 30 pounds. Before her diet she weighed 180 pounds. What is the percent of change?
a)
17% Decrease
b)
18% Decrease
c)
19% Decrease
d)
20% Decrease
6.
A car dealer raised the price of a car from $10,500 to $11,000. What was the percent of change?
a)
4.76% increase
b)
4.54 % increase
c)
4.54% decrease
d)
4.76% decrease
7.
Tickets to Disney World are $100.The price is going to increase on January 1. What is the percent of change if the cost increases to a $120?
a)
25%
b)
18%
c)
20%
d)
50%
8.
The Polar Express movie is $13 and it will be on sale for $9.What is the percent of change if the cost decreased $4?
a)
15%
b)
31%
c)
10%
d)
32%
9.
Eliza bought a meal that cost $ 12.00. She tipped the waiter 25% of that amount. How much was the tip?
a)
$ 15.00
b)
$ 12.25
c)
$3.00
d)
$4.00
10.
Mary decreased her time in the mile walk from 30 minutes to 24 minutes. What was the percent of decrease?
a)
25%
b)
20%
c)
15%
d)
10%
11.
You borrowed $28 from your parents to buy a new video game, and they set a interest rate of 15% per month. How much interest do you owe in one month?
a)
$5.60
b)
$4.20
c)
$2.80
d)
$3.75
12.
The length of a desk is 3.5 feet. How many centimeters is the length?
(there are 2.54 cm in an inch)
(there are 2.54 cm in an inch)
a)
60
b)
120.23
c)
106.68
d)
117.12
13.
How many gallons are in a pool that holds 758,000 Liters?
(1 gallon = 3.79 Liters)
(1 gallon = 3.79 Liters)
a)
200
b)
20,000
c)
200,000
d)
2,000,000
14.
You know 1000 mg = 1 g. Convert 2.5 grams into milligrams.
a)
25 mg
b)
25,000 mg
c)
250 mg
d)
2500 mg
15.
My cup of coffee hold 350 mL (milliliters) how many kL (kiloliters) is my coffee cup
a)
350
b)
35
c)
.35
d)
.00035
16.
The value of 45 PHP is equal to one U.S. dollar. 1 Japanese yen is equal to 0.01 dollar. How many PHP is needed to buy 3,000 yen?
a)
2,800 PHP
b)
300 PHP
c)
1,200 PHP
d)
1,350 PHP
17.
Mr. Jolly drove 90 km per hour on South Luzon Blvd. this morning. How many meters per second is this rounded to the nearest tenth of a second?
a)
125
b)
30
c)
25
d)
800
18.
There are 2.2 kilograms for every pound. How many kilograms are there in 2,000 pounds rounded to the nearest pound?
a)
909 kg
b)
920 kg
c)
1,050 kg
d)
1,220 kg
19.
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%
20.
Find the percent increase. Round to the nearest percent.
From $5 to $8
From $5 to $8
a)
40%
b)
60%
c)
55%
d)
65%
21.
Find each percent increase. Round to the nearest percent.
From 13 friends to 14 friends.
From 13 friends to 14 friends.
a)
20%
b)
12%
c)
15%
d)
8%
22.
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%
23.
Find each percent decrease. Round to the nearest percent.
From $80 to $64
From $80 to $64
a)
35%
b)
10%
c)
20%
d)
25%
24.
Tickets to Disney World are $100.The price is going to increase on January 1. What is the percent of change if the cost increases to a $120?
a)
25%
b)
18%
c)
20%
d)
50%
25.
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%
26.
Sales of the Xbox One increased from 10,000 to 18,500 in November. What was the percent increase?
a)
8.5%
b)
45.9%
c)
85%
d)
85.8%
27.
The play attendance decreased from 250 students to 195 students. What was the percent decrease?
a)
55%
b)
22%
c)
28.2%
d)
32%
28.
Find the Percent of Change. Round to nearest Percent.
From 45 mph to 24 mph
From 45 mph to 24 mph
a)
47% Increase
b)
88% Increase
c)
88% Decrease
d)
47% Decrease
29.
The original price of a purse was $45, but it was changed to $54. Calculate the percent change.
a)
9%
b)
20%
c)
45%
d)
54%
30.
A tessellation is...
a)
a repeating pattern
b)
a repeating pattern with no overlaps
c)
a repeating pattern with no gaps or overlaps
d)
a repeating pattern with no gaps
31.
This figure is a tessellation.
a)
True
b)
False
32.
Would the octagon and square tessellate?
a)
No; two octagons and one square would not meet at each vertex
b)
Yes; two octagons and one square meet at each vertex
135+135+90=360
135+135+90=360
c)
Yes; two octagons and one square meet at each vertex 130+130+100=360
d)
Yes; two octagons and one square meet at each vertex; 140+140+80=360
33.
What is coordinate L?
a)
(6,6)
b)
(2,5)
c)
(2,3)
d)
(5,2)
34.
Ordered pair (0,0) is also known as the ___.
a)
y-axis
b)
x-axis
c)
origin
35.
What letter is located at (8, 5)?
a)
A
b)
B
c)
C
d)
D
36.
The __ - axis is vertical in the coordinate plane.
a)
X
b)
Y
c)
Z
d)
None of the above
37.
Where is point A located?
a)
( 7 , 2 )
b)
( 2 , 6 )
c)
( - 2 , 7 )
d)
( 2 , 7 )
38.
Where is point E located?
a)
( 2, 0 )
b)
( 2 , 2 )
c)
( 0 , 2 )
d)
( 0 , 0 )
39.
What is the ordered pair of point E?
a)
(2,5)
b)
(5,2)
c)
(-5,2)
d)
(5,-2)
40.
What is coordinate R?
a)
(2,5)
b)
(0,1)
c)
(2,3)
d)
(1,0)
41.
Find the slope of the line.
a)
1/2
b)
-1/2
c)
2
d)
-2
42.
Find the slope of the line.
a)
Undefined
b)
0
c)
1
d)
-1
43.
Find the slope
a)
-5/7
b)
7/5
c)
-7/5
d)
5/7
44.
Find the slope of the line.
a)
-2
b)
2
c)
-1
d)
1
45.
What is the slope in the picture?
a)
Positive
b)
Negative
c)
Zero
d)
Undefined
46.
What is the gradient of the line parallel to the x-axis?
a)
0
b)
Undefined
c)
+1
d)
-1
47.
Find the gradient of the line.
a)
Undefined
b)
0
c)
1
d)
-1
100 %
