Slope Intercept in Context

What does the slope mean in the context of the problem?

• The cost will increase by $1.40 per topping

• The cost will decrease by $1.40 per topping

• The cost will increase by $1.90 per topping

• The cost will decrease by $1.90 per topping 

Tags

CCSS.HSF.LE.B.5

A candle is originally 12 inches tall and burns a constant rate of 2 inches per hour. Write a formula for the height of the candle remaining.

• y = 2x + 12

• y = -2x + 12

• y = 12x - 2

• y = 12x + 2

Tags

CCSS.HSF-BF.A.1A

My water bottle started with 32 ounces of water in it and I drank 8 ounces per hour. Write a formula for the amount of water remaining.

• y = 8x + 32

• y = -8x + 32

• y = 8x - 32

• y = 32x + 8

Tags

CCSS.HSF-BF.A.1A

A tub has 40 gallons of water in it and starts draining at a rate of 6 gallons per minute. Write a formula for the amount of water left in the tub.

• y = 6x + 40

• y = -6x + 40

• y = 6x - 40

• y = 40x - 6

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

• A
• B
• C
• D

Tags

CCSS.8.EE.B.5

• A
• B
• C
• D

Tags

CCSS.HSF.LE.B.5

Joe tracked the height of his Dalmatian puppy from age 13 weeks to 25 weeks. He graphed the data and determined the line of best fit is y hat= 1.12x + 28.78. What does the slope represent in this situation?

• The puppy weighed 28.78 pounds at age 13.

• For every week that goes by, the puppy gains 1.12 pounds.

• The puppy gains a pound every 1.12 weeks.

• The puppy weighs 1.12 pounds when it was born.

Tags

CCSS.HSF.LE.B.5

What is the meaning of the slope?

• Leona will receive $0.25 per paper delivered.

• Leona will receive $5 per paper delivered

• Leona will receive $2.50 per paper delivered

• Leona will receive $20 for the day

Tags

CCSS.HSF.LE.B.5

Joe tracked the height of his Dalmatian puppy from age 13 weeks to 25 weeks. He graphed the data and determined the line of best fit is y = 1.12x + 28.78. What does the slope represent in this situation?

• The puppy weighed 28.78 pounds at age 13.

• For every week that goes by, the puppy gains 1.12 pounds.

• The puppy gains a pound every 1.12 weeks.

• The puppy weighs 1.12 pounds when it was born.

Tags

CCSS.HSF.LE.B.5

A veterinarian student tracks the weight of a kitten, in ounces, from the age of 0 to 32 weeks. She graphs the data and determines the line of best fit is y hat = 4.03x + 3.27. What does the slope represent in this situation?

• For every week the kitten ages, we predict the kittens weight to increase by 4.03 ounces

• For every week the kitten ages, the kittens weight to increase by 4.03 ounces

• For every ounce the kitten weighs, we predict the kittens age to increase by 4.03 weeks

• The kitten gains 4.03 ounces a week

Tags

CCSS.HSF.LE.B.5