Algebra problem plz help. 
 Bret wants to plot a graph to show the price of different numbers of skateboards. He has to plot the following points:
 (1, 49.99), (2, 99.98), (3, 149.97), (4, 199.96)Which of the following best describes how the y-axis should be labeled? 
 From 0 to 200 at intervals of 50 
 From 0 to 400 at intervals of 50 
 From 0 to 500 at intervals of 100 
 From 0 to 150 at intervals of 100