Problem Solving with Ratios and Rates

This video tutorial covers solving ratio problems in Math 6, Unit 2, Lesson 16. It introduces tape diagrams and explores different methods for solving equivalent ratios, including double number lines and tables. The tutorial also addresses complex ratio problems and provides practice problems for homework. The focus is on understanding and applying various techniques to solve ratio problems effectively.

What is the total number of parts in the tape diagram representing a 7:3 ratio?

• 10

• 30

• 21

• 7

In the class trip problem, how many chaperons are needed for 75 students?

• 20

• 5

• 15

• 10

What is the value of each part in the salad dressing tape diagram if the total is 28?

• 3

• 6

• 4

• 5

How long will it take Andre and Han to move 72 boxes together?

• 5 hours

• 4 hours

• 3 hours

• 2 hours

What is the ratio of nickels to dimes to quarters in the piggy bank problem?

• 4:6:15

• 2:3:5

• 6:4:15

• 5:3:2

How much is the total value of the coins in the piggy bank?

• $75

• $85

• $91

• $100

How much further does horse A travel than horse B after 5 seconds?

• 25 feet

• 20 feet

• 15 feet

• 10 feet

If Andre paid $13 for 3 books, how much would 12 books cost?

• $39

• $78

• $52

• $65

Which polyhedron can be assembled from a net with triangular faces?

• Cube

• Triangular Pyramid

• Triangular Prism

• Rectangular Prism

What is the area of the blue triangle in the final problem?

• 8.5 units squared

• 9.5 units squared

• 11.5 units squared

• 10.5 units squared