End of Quarter quiz

Proportional graphs are when the line goes through the origin? (0, 0)

• Yes

• No

Is this graph proportional?

• Yes

• No

My dad paid $350 to fix 2 computers. What is the rate if he got 9 computers fixed

• 2,000

• 1,575

• 1,084

• 1,603

Every graph is proportional as long as it passes through the origin

• Yes

• No

• Maybe

What is the formula for finding the constant of proportionality?

• k=x/y

• k=y/x

• k=3x

• k=

Is the constant of proportionality a unit rate

• no

• yes

You spend $140 for 12 pounds of hydrogen peroxide. What is the unit rate in dollars per pound?

• 54

• 26

• 12

• 34

Is this a proportional graph

• maybe

• no

• yes

• i dont know

There are 9 oranges and 7 potatoes. What is the ratio of potatoes to oranges

• 9 to 7

• 16 to 0

• 7 to 9

• 0 to 16

Is this graphs proportional?

• no

• yes

• maybe