Ch. 6 and 7 Test

There are 12 boys and 16 girls in a class. What is the ratio of girls to total students?(write in 3 ways and make sure to simplify*)

A class has 30 students. 18 are boys. What is the ratio of boys to girls?

• 12:18

• 3:2

• 30:18

• 18:12

There are 4 triangles, 12 squares, and 6 circles.  What is the ratio of triangles to squares? Simplify.

• 12 : 4
• 2 to 6
• 1 : 3

My aunt paid $124 for 4 concert tickets.  What is the rate for 7 concert tickets?

• $210
• $264
• $217
• $224

My father drove 231 miles with 7 gallons of gas.  What was his mileage (miles per gallon)?

The Upward Football League has 156 players on 12 teams.  What is the unit rates of players to teams? 

It cost me $46.80 to fill my 13-gallon gas tank. What was the price of gas per gallon?

What is the unit rate for the following situation:

There are 116 students in 4 rooms. 

What is the unit rate for the following situation:

The pasta costs $2.60 for 20 ounces. 

What is the unit rate for the following situation:

John can eat 15 hotdogs in 3 minutes.