Find Slope from Word Problems

A canoe rental service charges a $20 transportation fee and $30 dollars an hour to rent a canoe. Write an equation representing the cost, y, of renting a canoe for x hours.

• y = 30x + 20

• y = 30 + 20x

• y = 50x

• y = 60x

What does "m" represent in y=mx+b?

• y-intercept

• slope

• mushroom

• nothing

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

The graph shows the cost of renting a moving truck, y, depending on the number of miles, x, the truck is driven.

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.

What is the slope?

• $2/1 mile drive

• $1/2 miles driven

• 2 miles driven/$1 

• 1 mile driven/$2

A train is 500 meters above ground and descends at the rate of 50 meters per minute. What is the slope/rate?

• -50

• 500

• y = 10

• 5

Find the slope of the situation and explain what it means in the context of the situation:

James drove at a speed of 20mph. The independent variable is hours and dependent variable is distance traveled.

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Find the slope of the situation and explain what it means in the context of the situation: Raul is planting daisies. When he started today, he already had 7 daisies planted. By the end of three hours, he had 37 daisies planted. The independent variable is hours and dependent variable is daisies planted.

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Write the equation

• y = 25x

• y = 100x - 25

• y = -25x + 100

• y = 25/100x

Find the slope of the situation and explain what it means in the context of the situation:

James started of at home and drove 15 miles in 20 minutes.

The independent variable is hours and dependent variable is distance traveled.

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