Interpreting Linear Functions Practice

What does the slope represent in this situation?

• The sloth runs 1 feet in 3 minutes

• The sloth runs 3 feet in 1 minute

• The sloth runs fast

• The sloth runs 6 feet in 1 minute

Tags

CCSS.HSF.IF.B.4

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

The equation y=10x represents the amount of allowance, y, in dollars, that Jacob receives for doing x hours of chores. Which statement interprets the slope of this equation?

• Jacob does chores for $0 per hour.

• Jacob does chores for $10 per hour.

• Jacob receives $0 of allowance money before doing any chores.

• Jacob receives $10 of allowance money before doing any chores.

Tags

CCSS.HSF.LE.B.5

The graph shows the candle's height (cm) as it burns (minutes).  What does the slope MEAN?

• The candle burns 1 cm every minute.

• The candle burns 2 cm every 2 minutes.

• The candle burns 2 cm every minute.

• The candle burns 1 cm every 2 minutes.

Tags

CCSS.HSF.IF.B.4

Printer ink costs $16.89 per cartridge. The company that sells the ink cartridges charges a flat rate shipping fee of $4.25, no matter the number of cartridges purchased in a single order. 

 

Which linear function models the total cost, t, for a single order of c cartridges?

• c = 21.14t

• c = 16.89t + 4.25

• t = 21.14c

• t = 16.89c +4.25

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A new discount cell phone service charges $55 a month plus $15.00 for every line on the plan. Choose the linear function that represents the relationship between the number of lines (x) and the cost of the plan (y).

• y = 70x

• x = 70y

• y = 55 + 15x

• x = 55 + 15y

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Printer ink costs $18.99 per cartridge. The company that sells the ink cartridges charges a flat rate shipping fee of $7.95, no matter the number of cartridges purchased in a single order. Which linear function models the total cost, t, for a single order of c cartridges?

• c = 26.94t

• c = 18.99t + 7.95

• t = 26.94c

• t = 18.99c + 7.95

Tags

CCSS.HSF-BF.A.1A

• Accelerating gradually

• Stopping

• Slowing down constantly

• Speeding up constantly

Tags

CCSS.8.EE.B.5

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

Sandra has a $20 itunes gift card and spends $3 each month.  Which equation can be used to find how much money Sandra has on her giftcard after x months?

• y = 3x + 20

• y = 3 + 20x

• y = -3x + 20

• y = -20x + 3

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2