Grade 7 Algebra: Variables, Constants & Linear Functions
Quiz
•
English, Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Standards-aligned
Anthony Clark
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A store sells pencils for $0.50 each. If you buy x pencils, write an equation to represent the total cost. What is the constant in this equation?
$0.75
0.50
$0.25
$1.00
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Maria is saving money to buy a video game that costs $60. If she saves $5 each week, write an equation to represent her savings after w weeks. What are the variables and constants in this equation?
S = 5w; Variables: w; Constants: 5
S = 60 - 5w; Variables: S; Constants: 60
S = 10w; Variables: w; Constants: 10
S = 5 + w; Variables: S; Constants: 5
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A car rental company charges a flat fee of $20 plus $0.15 per mile driven. Write an equation to represent the total cost C for driving m miles. Identify the variables and constants.
C = 20 + 0.15m
C = 15 + 0.15m
C = 20 + 0.10m
C = 20 - 0.15m
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A gardener is planting flowers in rows. If he plants r rows with 10 flowers in each row, write an equation to represent the total number of flowers f. What are the variables and constants?
f = r / 10; Variables: f; Constant: 10
f = 10 - r; Variables: r; Constant: f
f = r * 10; Variables: r; Constant: 10
f = 10 + r; Variables: f; Constant: r
Tags
CCSS.6.EE.C.9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A school is organizing a field trip. Each student pays $15, and there are s students attending. Write an equation for the total amount collected T. Identify the variables and constants in your equation.
T = s + 15
T = 15 - s
T = 15 / s
T = 15 * s
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A bike shop sells bikes for $200 each. If b bikes are sold, write an equation to represent the total sales S. What is the constant in this equation?
250
300
200
150
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A recipe requires 2 cups of flour for each batch of cookies. If you want to make b batches, write an equation for the total amount of flour f needed. Identify the variables and constants.
f = b
f = 2b
f = 2b + 1
f = 4b
Tags
CCSS.6.EE.C.9
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