Potatoes can be purchased in 10-kilogram bags for $14 or loosely for $2 per kilogram.

Potatoes can be purchased in 10-kilogram bags for $14 or loosely for $2 per kilogram. Harry bought one 10-kilogram bag of potatoes and 3 kilograms of loose potatoes.

Which of the following expressions equals the average price per kilogram, in dollars, for the potatoes Harry bought?

A)

B)

C)

D)

E)