Animal Counts and Cost Calculations

This video tutorial covers unit 2 lesson 15 on part-part-whole ratios. It includes practical examples such as the ratio of red to yellow paint, the ratio of cats to dogs at a kennel, and the ratio of sunny to rainy days. The tutorial also explores calculating time for a bike race, determining a cashier's hourly earnings, and comparing costs of orange bags. Each section uses tape diagrams and mathematical calculations to explain the concepts clearly.

What is the ratio of yellow paint to red paint in the mixture?

• 4:5

• 1:1

• 3:2

• 2:3

How many total cups of orange paint does the mixture yield?

• 20 cups

• 18 cups

• 15 cups

• 12 cups

If there are 27 animals in total, how many dogs are at the kennel?

• 9 dogs

• 10 dogs

• 15 dogs

• 12 dogs

How many cats are at the kennel?

• 15 cats

• 10 cats

• 12 cats

• 9 cats

How many rainy days are there in a 30-day month?

• 8 days

• 7 days

• 6 days

• 5 days

How long will it take Noah to complete the 100-mile bike race?

• 450 minutes

• 400 minutes

• 500 minutes

• 550 minutes

What is the hourly wage of the cashier?

• $8.00

• $7.25

• $7.50

• $6.50

How much does the cashier earn for working three hours?

• $23.00

• $21.75

• $22.50

• $21.00

Which bag of oranges offers a better deal per pound?

• 3-pound bag for $4

• 5-pound bag for $6

• 10-pound bag for $12

• 8-pound bag for $9

What is the cost per pound for the 8-pound bag of oranges?

• $1.25

• $1.50

• $1.12

• $1.00