($) Cost of Candy Bar A

Question

Quantity ($) Cost
1 1.25
2 2.50
3 3.75
4 5.00
5 6.25
The cost of Candy Bar A is displayed in the table. The proportional relationship between the cost and quantity for Candy Bar B is represented by the equation y=x . Which candy bar is the cheapest cost per bar? Enter 1 for Candy Bar A. Enter 2 for Candy Bar B.

Answer 1

The cost per bar for Candy Bar A is $1.25, $1.25, $1.25, $1.25, and $1.25 respectively for quantities of 1, 2, 3, 4, and 5.

The cost per bar for Candy Bar B is 1, 2, 3, 4, and 5 for quantities of 1, 2, 3, 4, and 5.

Since the cost per bar for Candy Bar B is constant at $1 for all quantities, Candy Bar B is the cheaper option.

Therefore, enter 2 for Candy Bar B.