Interpret Slopes

Find the slope of the line that passes through:
(6,7) and (4,2)

• 2/5

• -5/2

• 5/2

• -1/2

Find the slope of the line that passes through:
(10, 1) and (5, 2)

• 1/5

• -1/5

• 5

• -5

What is the constant of proportionality

• m = 1/3

• m = 9

• m = 3/9

• m = 3

What is the constant of proportionality?

• m = 4

• m = 8

• m = 0.5

• m = 2

What does the point (1, 4) represent?

• 1 inch in perimeter per 4 inches in side length

• 4 inches in perimeter per 1 inch in side length

What is the constant of proportionality?

• m = 20/12

• m = 12

• m = 20

• m = 0.6

What does point R represent?

• 3 inches in 12 hours

• 12 inches in 3 hours

The graph shows the cost of dance lessons, y, and the number of dance lessons taken, x.

What is the rate of change of the cost of the dance lessons with respect to the number of lessons taken?

• Each dance lesson costs $10.00.

• The maximum amount a person will pay for dance lessons is $115.00

• The maximum number of dance lessons a person can take is 9.

• The registration fee to begin dance lessons is $12.00

What is the rate of change of the cost with respect to the number of miles driven?

• The daily fee of renting the truck is $40.00.

• The cost per mile to rent a truck is $0.50.

• The maximum amount of miles the truck can be driven is 24.5.

• The cost of renting a truck cannot exceed $53.00.

The graph shows the number of newspapers delivered and total pay for Leona’ newspaper delivery job.

What does the slope of this graph represent?

• The cost per newspaper

• The total cost of 20 newspapers

• The number of miles Leona travels

• The cost per mile