Cost and Unit Rate Problems

This lesson by Mrs. Marcellus focuses on comparing unit rates to solve real-world problems. Students learn to calculate unit rates for various scenarios, such as car mileage, park visitors, pizza deals, and egg pricing. The lesson emphasizes the importance of unit rates in determining better deals and making informed decisions.

What is the main objective of this lesson?

• To solve algebraic equations

• To understand geometry concepts

• To learn new vocabulary

• To find and compare unit rates

How do you calculate the unit rate for Fred's car?

• Subtract gallons from miles

• Add miles and gallons

• Divide miles by gallons

• Multiply miles by gallons

Which car has better gas mileage?

• Cannot be determined

• Both have the same mileage

• Ginger's car

• Fred's car

How many visitors per hour were there in the first 30 hours at the park?

• 18 visitors

• 17 visitors

• 16 visitors

• 19 visitors

Which time period had more visitors per hour at the park?

• Cannot be determined

• Both periods had the same

• Next 60 hours

• First 30 hours

What is the cost per pizza in the first pizza deal?

• $6.75

• $6.50

• $7.00

• $6.40

Which pizza deal offers a lower cost per pizza?

• Cannot be determined

• Both deals are the same

• Second deal: $32 for 5 pizzas

• First deal: $27 for 4 pizzas

What is the price per egg in the dozen egg pack?

• 16 cents

• 15 cents

• 18 cents

• 17 cents

Which egg pack is the better buy based on price per egg?

• Cannot be determined

• Both are the same

• 18 eggs for $2.88

• Dozen eggs for $1.80

How many eggs can you get for one dollar from the dozen egg pack?

• 7 eggs

• 5 eggs

• 6.25 eggs

• 6.6 eggs