Interpreting Real-World Linear Problems

Interpreting Real-World Linear Problems

Let's Practice

Use these key words to answer the following questions

Multiple Choice

A dude ranch in Texas charges customer y dollars to go horseback riding based on the equation y = 10x + 20, where x represents the hours they go horseback riding. What is the meaning of the slope?

• The initial fee for riding horses is $10

• It cost $10 per hour to ride a horse

• The initial fee for riding horses is $20

• It cost $10 per hour to ride a horse

Multiple Choice

A dude ranch in Texas charges customer y dollars to go horseback riding based on the equation y = 10x + 20, where x represents the hours they go horseback riding. What is the meaning of the y-intercept?

• The initial fee for riding horses is $10

• It cost $10 per hour to ride a horse

• The initial fee is for riding horses is $20

• It cost $10 per hour to ride a horse

Fill in the Blanks

Julia plants a sunflower that initially 12 centimeters tall. It grows 0.6 of a centimeter each day. Write an equation to represent the height of the sunflower, y, after any number of days, x.

Use these key words to answer the following questions

Multiple Choice

Raegan is driving down a mountain. Her elevation, y (in feet), is represents by the equation y = -35x + 5450, where x is the minutes since she started driving. What is the meaning of the slope?

• Raegan started her trip down the mountain at 5,450 feet

• Raegan started her trip down the mountain at 35 below feet sea level

• Raegan is driving down the mountain at 5,540 feet per minute

• Raegan is driving down the mountain at 35 feet per minute

Multiple Choice

Raegan is driving down a mountain. Her elevation, y (in feet), is represents by the equation y = -35x + 5450, where x is the minutes since she started driving. What is the meaning of the y-intercept?

• Raegan started her trip down the mountain at 5,450 feet

• Raegan started her trip down the mountain at 35 below feet sea level

• Raegan is driving down the mountain at 5,540 feet per minute

• Raegan is driving down the mountain at 35 feet per minute

Fill in the Blanks

Bob’s Bug Extermination a flat fee of $75 for a house call and then $40 per visit. Write an equation to represent the height of the sunflower, y, after any number of days, x.