Ratios

Which of the following are examples of ways to write a ratio?

• 2:3

• 2 to 3

• 2/3

• 2 abracadabra 3

Ratios can be fractions

• True

• False

There are 21 boys and 30 girls in the school band. Find the ratio for number of boys in the band to the total number of students in the band.

• 21 : 51

• 21 : 30

• 51 : 21

• 30 : 21

Express the ratio as a fraction in simplest form:
18 ounces to 3 cups

• 6 to 1
• 1/6
• 18/3
• 3/18

Simplify the ratio of
35 : 14

• 5 : 2
• 2 : 5
• 3 : 1
• 35: 14

Are these ratios equivalent?

 $\frac{2}{3}$  and  $\frac{8}{9}$  

• yes

• no

Hilbert burns 120 calories per 30 minutes of weight training.  Complete the table to chart his calorie expenditure for different amounts of time. What is the value of a?

• a= 80
• a= 6
• a= 60
• a= 120

The 6th grade took a field trip to the movies. The table shows the price of popcorn based on the quantity purchased. How much would it cost for 20 bags of popcorn? 

• 50
• 55
• 60
• 65

What is A?

• 84
• 7
• 28
• 82

What is C?

• 80
• 24
• 96
• 92