Unit 3

Unit 3 Lesson 4

300

Bottles of sparkling water usually cost $1.69 each. This week they are on sale for 4 for $5. You bought one last week and one this week. Did you pay more or less for the bottle this week?

This week you would have paid less.

4 for $5

5/4= $1.25

The previous week it was $1.69

500

A veterinarian uses weights in kilograms to figure out what dosages of medicines to prescribe for animals. For every 10 kilograms, there are 22 pounds. A certain medication says it can only be given to animals over 25 kilograms. How much is this in pounds?

25 kilograms will equal 55 pounds

Unit 3 Lesson 5

100

Diego ran 3 kilometers in 20 minutes. Andre ran 2,550 meters in 17 minutes. Who ran faster?

They ran the same speed

Diego: 3,000 /20 = 150

Andre: 2,550/17 = 150

300

Four different stores posted ads about special sales on 15-oz cans of baked beans. Which store is offering the best deal? Explain your reasoning.

8 for $6