What is the Cost of One?

$33.29 receipt

What is "One"?

Consumer Decisions Mental Math #1

A trip to the supermarket ...

magic in the super market

500 g costs $4.98 One 341 mL can costs $1.69 2 boxes cost $6.00

Which is the better buy? (i.e. which costs less?)

1 box costs $3.25 or

1 kg costs $9.49 Two 341 mL cans cost $3.49or or

Find the unit price for each product listed:

apples 0.5 kilogram $0.99

perfume 50 mL $60.00

cola 2 litres $1.69

You try ...

Mark wants to buy natural spring water. The supermarket sells natural spring water at $3.75 for a case of 12 bottles. What is the unit price of 1 bottle of water?

You try ...

Mary wants to buy orange juice. It comes in two sizes. The smaller size sells at 99¢ for 355 mL while the larger size sells at $1.19 for 500 mL. Which is a better buy?

Assignment: Page 215 Questions 1 through 8.

Math Fun for the Whole Family