Construct and Interpret Linear Functions

Which equation shows the number of bottles left after x days?
A family buys a case of water with 48 bottles and drinks 5 bottles per day.

• y = 48x + 5
• y = -5 + 48x
• y = -5x - 48
• y = 48 - 5x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Dorothy loves to make cakes.  The following table shows how the number of eggs that she has left changes as she makes cakes.
What is the meaning of the y-intercept?

• She uses 5 eggs for every 2 cakes.
• She started with 47 eggs.
• She uses 47 eggs for every 0 cakes.
• She started with 5 eggs.

Tags

CCSS.HSF.LE.B.5

What is the meaning of the y-intercept?

• The weight in the bucket increases by 1 pound per pound of sand.
• Before sand is put in the bucket, it weighs 1 pound.
• The starting weight of the sand is 1 pound.
• The weight in the bucket decreases by 1 pound per pound of sand.

Tags

CCSS.8.EE.B.5

You and your friends plan to attend the county fair this weekend.  Admission to the fair is $5 and the cost per ride is $0.50.  How many rides can you go on if you have $20?

• 20 rides
• 30 rides
• 40 rides
• 50 rides

Tags

CCSS.7.EE.B.4A

If I join the gym for a start up fee of $40 and monthly fee of $10, what equation models this?

• y = 10x - 40
• y = 40x + 10
• y = 10x + 40
• y = 40x - 10

Tags

CCSS.6.EE.C.9

The amusement park charges $20 to get in plus $1.50 per ride. Which linear equation below represents this relationship.

• y=1.5+20x

• y=1.5x + 20

• y = 20x + 1.5

• y= 21.5x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which panda is growing faster?

• Mochi
• Kappa
• Po the dragon warrior
• Jack Black

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Which company shows a greater rate of change?

• Water's Edge Rafts
• Ryan's Rafts

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

The total cost (y) at an amusement park can be modeled by y=1.5x+20 where x is the number of rides you ride. What is the entrance fee?

• 1.5

• 200

• 0

• 20

Tags

CCSS.HSF.LE.B.5

The total cost (y) at an amusement park can be modeled by y=1.5x+20 where x is the number of rides you ride. What is the price per ride?

• 1.5

• 21.5

• 0

• 20

Tags

CCSS.HSF.LE.B.5