Ratios & Unit Rate

The ratio of the number of male ducks to the number of female ducks is 2:5. Use this ratio to fill in the bar diagram. Then, answer the question below. If there are a total of 56 ducks, how many of them are male?

For every 4 child tickets sold, 2 adult tickets were sold. What is the ratio of child tickets to adult tickets?

Which equation can be used to calculate the unit rate? Mark the answer with the checkmark.

Tina puts 6 blueberries for every 4 raspberries in a bowl. What is the ratio of blueberries to raspberries?

Answer explanation

The ratio of blueberries to raspberries is 6:4, which simplifies to 3:2. Therefore, the correct ratio is 3 blueberries to 2 raspberries.

Aiden has 5 homework folders and Michael has 15 pencils. What is the ratio of Aiden's homework folders to Michael's pencils?

Answer explanation

The ratio of Aiden's homework folders to Michael's pencils is 1:3. Aiden has 5 folders and Michael has 15 pencils, so for every 1 folder Aiden has, Michael has 3 pencils.

Amal purchased 3 vases for $342. What is the unit price (unit rate)?

A dozen donuts cost $15. What is the unit price (unit rate)?

George paid $2.40 for 3 small orange juice boxes. What is the unit price (unit rate)?

It costs $4 for a box of 8 granola bars. What is the unit price (unit rate)?

Answer explanation

The unit price (unit rate) is $0.50 per granola bar. This is calculated by dividing the total cost of $4 by the number of granola bars in the box, which is 8.

Thomas can type 1,058 words in 23 minutes. This means, his rate is greater than 40 words per minute.

• TRUE

• FALSE