A software company is releasing one of their products on a CD. The manufacturer charges a $9700 setup fee and $1.25 per CD. Approximately how many CDs must be produced so that the total cost per CD is $3.50?

Question

mathstudent55 · Answer

cost of making CDs = fixed cost + cost per CD

mathstudent55 · Answer

Let's use x to represent the number of CDs.
If 1 CD costs $1.25, what do x CDs cost?

blurryface · Answer

@mathstudent55 is the correct answer 4311 CDs?

mathstudent55 · Answer

(1.25x + 9700)/x = 3.5

1.25x + 9700 = 3.5x

2.25x = 9700

x = 4311

You are correct.