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Is this relationship proportional or non-proportional?

Joey started mowing yards this summer. He charges $10 for every yard he mows.

• Proportional

• Non-Proportional

Is the relationship proportional or non-proportional?

• Proportional

• Non-Proportional

Is the relationship proportional or non-proportional?

Rachel just started learning how to type in her keycode class. Each week her words per minute increases by 3 words.

• Proportional

• Non-Proportional

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound

• $35 per pound

• $5 per pound

• $0.125 per pound

1. A parking lot has 3 cars and 12 trucks. Find the ratio of cars to trucks. Select all the true ratios.

• 3 trucks : 12 cars.

• 3 cars to 12 trucks

• 3 cars to 12 trucks

A proportional relationship is written used which of the following equations?

True or False:

Is the following graph proportional?

• True

• False

What makes a graph proportional?

• Straight Line
• The line goes through (0,0)
• Curvy line
• Straight line and passes through (0,0)

Does the graph show a proportional relationship?

• Yes, it's straight and goes through the origin

• Yes, it's straight

• Yes, it goes through the origin

• Yes, the line is pretty

In the equation y = 14x, what is the constant of proportionality?

• y
• x
• 14
• y=14