Proportional Reasoning Topic Review

In the equation y=4.1x what is the constant of proportionality?

(a)  

Select all of the graphs that are showing proportional relationships.

Write an equation to represent the proportional relationship

(don't use spaces)

(a)  

What is the constant of proportionality?

(a)  

Which statement best describes what the constant is?

What does the ordered pair describe in this situation?

With some species of bamboo, you can see them grow!

You observe 30 centimeters of growth in $$\frac{1}{3}$$ a day. How much would the bamboo grow in 1 full day?

(a)  

Franco is at the state fair with some friends. He is deciding between buying a jumbo pack of 50 ride tickets for $45 or a medium pack of 30 ride tickets for $28.50.

How much would you save by purchasing the 50 pack?

(a)  

A snail can crawl $$\frac{2}{5}$$ of a centimeter in 2 minutes. At this rate, how far could he travel in 20 minutes?

(a)  

Kelly is knitting a scarf for her brother. It took her $$\frac{1}{3}$$ hour to knit $$\frac{3}{8}$$ foot of the scarf.

How fast is Kelly's knitting speed, in feet per hour?

(a)