Area & Surface Area
An artist is designing a rectangular mural for the school hallway. To make the design look balanced, the artist uses a ratio of 3:2 for the width to the height.
The artist decides that the height of the mural will be 8 feet.
What is the width of the mural?
12 feet
If recipe B uses a ratio of 16:18, what is the ratio in simplest form?
8:9
Cordelia is 66 inches tall. If 100 inches = 254 centimeters, which value is closest to her height in centimeters?
167.64 centimeters
Lukas drew this diagram to represent the question “How many 1/4 s make 2?” Write a division equation, and solve.
2/(1/4)=8
7 + ? = 10
? · 5 = 45
23 - ? = 11
? ÷ 4 = 8
3
9
12
32
What is the formula for finding the Area of a Triangle?
A=b*h*(1/2)
A certain song is played at a speed of 76 beats per minute.
What is the ratio of beats to minutes that corresponds to 1 minute?
76:1
A cheetah runs 100 meters in 6 seconds.
a At this rate, how long will it take the cheetah to run 150 meters?
b How far will the cheetah run in 27 seconds?
9 seconds
450 meters
Select all the expressions whose value is greater than 1.
□ A. 2 —3 ÷ 5 □ B. 5 ÷ 2 —3
□ C. 5 —3 ÷ 4 □ D. 1 —3 ÷ 4 —5
□ E. 4 —5 ÷ 1
B and E
Determine the value of x in the equation,
x + 1.8 = 5.
x=3.2
What is the surface area of the net?
92 square units
Determine the tempo for beats per minute. A 5-minute song containing 990 beats.
198 beats per minute
A farm lets you pick 2 pints of blueberries for $6.00.
a What is the cost per pint?
b How many pints can you buy per dollar?
c At this rate, how many pints can you buy for $15?
d At this rate, how much will 7 pints of blueberries cost?
$3
(1/3) pints
5
$21
2 /3 cups of apple chips fill 1 /4 of a jar. Write and evaluate an expression to determine how many cups fill 1 jar.
(2/3) / (1/4)= (8/3)
Anika buys 5 notebooks that contain 60 pages each. Select all the equations that represent the total number of pages, p.
□ A. p = 60 ÷ 5 □ B. 5 + 60 = p
□ C. p = 5 · 60 □ D. p ÷ 5 = 60
□ E. 5p = 60
C and E
What is the area of the triangle?
120 square feet
Determine the greatest common factor for each pair of numbers.
33 and 15
8 and 32
45 and 54
35 and 21
- 3
- 8
- 9
- 7
10% of 20 is
25% of 60 is
2
15
Determine the value for the expression.
(3/4) / (1/2)
(3/2)
13.65 = h + 4.88
k + (1/4)= 5(1/8)
k= 4(7/8)
What is the area of the polygon?
135 square feet
Clare reads 24 pages in 60 minutes. She spends the same amount of time per page.
a How many minutes does it take Clare to read 1 page?
b How many pages can Clare read in 1 minute?
2.5 minutes
(2/5) pages
Last Sunday, an amusement park had 1,575 visitors.
56% of the visitors were adults. Calculate the number of adults that visited the park.
16% of the visitors were teenagers. Calculate the number of teenagers that visited
882 adults
252 teenagers
Deiondre's teacher challenged the class to bike 4(1/2) miles each day.
On Monday, Deiondre biked 6 miles. How many times the daily goal did Deiondre ride?
1 (1/3) times the goal
32
23
25
21
9
8
32
2