12/10 LL Slope in Real World

Which statement matches the graph?

• Taylor can write 6 words per minute
• Taylor can write 25 words per minute
• Taylor can write 50 words per minute
• Taylor can write 150 words per minute

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

What is the meaning of the y-intercept?

• Colby's initial deposit was $100. 
• Colby's initial deposit was $150
• Colby is adding $5 per week
• Colby is adding $10 per week

What is the meaning of the y-intercept?

• The weight in the bucket increases by 1 pound per pound of sand.
• Before sand is put in the bucket, it weighs 1 pound.
• The starting weight of the sand is 1 pound.
• The weight in the bucket decreases by 1 pound per pound of sand.

The graph represents the height of a burning candle.  What is the meaning of the y-intercept?

• It takes 10 hours to burn the entire candle
• The candle is getting shorter by one inch per hour.
• The candle is getting taller by one inch per hour.
• The candle started at 10 inches tall.

Johnny has to pay $15 for a large pizza and 1.50 for each topping.  What is the meaning of the y-intercept?

• It cost 1.50 per topping
• It cost 1.50 for unlimited toppings
• It cost $15 for a large pizza
• It cost $15 for a large pizza with no toppings

A holiday meal costs $12.50 a person plus a delivery fee of $30.  What is the meaning of the y-intercept?

• $30 delivery fee
• costs $12.50 per person

Charlie rented a moving truck. He paid a daily fee plus a per-mile fee to rent the truck. The equation below represents the daily amount Charlie paid for the truck if he drives it x miles.
y=0.5x+10
What does the slope of the graph of this equation represent?

• The daily fee for the moving truck
• The per-mile fee for the moving truck
• How much Charlie paid for the truck
• The number of miles he drove

The on-call nurse works x hours and charges her patients y dollars for her in-home services based on the equation

y = 50x + 25.

What is the slope in the equation?

• 25 dollars per hour

• 25 hours per dollar

• 50 dollars per hour

• 50 hours per dollar