1. Solving Ratio Problems using Tape Diagrams

2. It can be used to solve ratio problems.
Definition and Visual
This is a tape diagram.
It can be used to solve ratio problems.
What ratio is represented?
Write the ratio in 3 different ways.

3. Kayla is making punch by mixing pineapple
Sample Problem #1
Kayla is making punch by mixing pineapple
juice and grape juice in a ratio of 4: 3.
If she has 16 cups of pineapple juice to make
the punch, how much grape juice will she
need?

4. Kayla is making punch by mixing pineapple
Sample Problem #2
Kayla is making punch by mixing pineapple
juice and grape juice in a ratio of 4: 3.
If she needs to make 21 cups of punch for a
birthday party:
- How much grape juice will she need?
- How much pineapple juice will she need?

5. Solve this ratio problem using a tape diagram.
It’s Your Turn!
A store sells 3 books for every 5 DVDs that it sells. If the store sold 12 books yesterday, how many DVDs were sold yesterday?
Solve this ratio problem using a tape diagram.

6. It’s Your Turn!
A store sells 3 books for every 5 DVDs that it sells. If the store sold 12 books yesterday, how many DVDs were sold yesterday? 12
Books
DVDs

7. A store sells 3 books for every 5 DVDs that it sells.
It’s Your Turn!
A store sells 3 books for every 5 DVDs that it sells.
If the store sold a total of 48 books and DVDs last Saturday:
How many books were sold?
How many DVD’s were sold?
Solve this ratio problem using a tape diagram.

8. Books DVDs A store sells 3 books for every 5 DVDs that it sells.
It’s Your Turn!
A store sells 3 books for every 5 DVDs that it sells.
If the store sold a total of 48 books and DVDs last Saturday:
How many books were sold?
How many DVD’s were sold?
Books
DVDs 48

9. Active Practice
Gallery Walk
Record your work
in your math notebook.