Interpret Slope and Initial Value

The art club collected $15 per member. The amount of money in the account after dues were collected from 17 members was $300. Assume the relationship is linear. Find and interpret the initial value.

• The art club had $45 to begin with.

• The art club makes $45 per member.

• The art club has $300 to start with.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Before a movie began, a theater had people waiting in the seats. During each of 4 movie trailers, 7 more people came into the theater. When the movie started 82 people were in the theater. Assume the relationship is linear. Find and interpret the initial value.

• There were 4 movie trailers.

• The theater had 7 people to start with

• The theater had 54 people to start with.

• The theater had 75 people to start with.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

The population of DeSoto rose an average of 142 people per year. After 5 years, the population was 5,428 people. Assume the relationship is linear. Find and interpret the rate of change and the initial value.

• ROC: The population DECREASED by 142 people per year.

  Initial value: There were 5,248 people in the town to start with.

• ROC: The population INCREASED by 142 people per year.

  Initial value: There were 4,718 people in the town to start with.

• ROC: The population INCREASED by 142 people per year.

  Initial value: There were 5, 428 people in the town to start with.

Tags

CCSS.HSF.LE.B.5

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5

• y=1/5x+5

• y=15x+5

• y=10x+5

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.8.EE.B.5

What is the meaning of the slope?

• You will receive $4 per paper delivered.

• You will receive $5 per paper delivered

• You will receive $20 per paper delivered

• You 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 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 rate of change? (what does the change in y/change in x mean- look at the labels)

• The total newspapers delivered

• the cost per newspaper delivered

• the fee paid for newspapers delivered

• the difference between the flat fee and the cost per newspaper delivered

Tags

CCSS.HSF.IF.B.4

• A
• B
• C
• D

Tags

CCSS.HSF.LE.B.5