Equivalent Ratios

Mrs. Shelly paid $3 for 6 muffins and Mrs. Kloske paid $9 for 18 muffins.  

• yes, equivalent
• no, not equivalent

What number is missing?

• 12
• 3
• 11
• 13

Ten soccer players were going to a soccer tournament with their three coaches. What is the ratio of coaches to players? 

• 10 : 3
• 10:13
• 3 : 10
• 3:13

Patrick has 2 black, 3 red, and 5   white toy cars. What is the ratio of red toy cars to all the toy cars? 

• 3:5
• 1:3
• 3:11
• 3:10

A cookie recipe calls for 2 eggs and 3 cups of flour. How much flour and how many eggs are needed to make 3 batches?

• 6 eggs and 9 cups of flour

• 6 cups of flour and 9 eggs

• 8 eggs and 12 cups of flour

• 12 eggs and 8 cups of flour

If there are 5 boys and 7 girls, write the ratio of girls to boys.

What is a Ratio?

• Is a comparison of two quantities

• To multiply two fractions

• Strictly a fraction

• Two decimals that can be multiplied

How can we find equivalent ratios? ( choose 2 answers )

• Adding

• Dividing

• Subtracting

• Multiplying

There are 6 cats and 16 dogs in a pet store. What is the ratio of cats to dogs as a fraction in simplified form?