Use the table to answer the question.

($) Cost of Candy Bar A
Quantity | ($) 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.

2. Candy Bar B