A dealer originally bought 80 identical batteries at a total cost of q dollars. If each battery was sold at 50 percent above the original cost per battery, then, in terms of q, for how many dollars was each battery sold? Select the correct option.
A) 3q/160  B) 3q/2  C) 120q  D) q/80  E) 120/q
The cost of each battery was q/80.   Each battery was sold for 1.5q/80 = 3q/160.   The answer is 3q/160.
<result>A</result>
A dealer originally bought 80 identical batteries at a total cost of q dollars. If each battery was sold at 50 percent above the original cost per battery, then, in terms of q, for how many dollars was each battery sold?