SOLUTION: Mr.Cruz bought 40 copies of books that was billed 15,000 and she plans to buy six additional copies. How much the cost of each additional copy of the books that she paid?

Question 926253: Mr.Cruz bought 40 copies of books that was billed 15,000 and she plans to buy six additional copies. How much the cost of each additional copy of the books that she paid?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Mr.Cruz bought 40 copies of books that was billed 15,000 and she plans to buy six additional copies. How much the cost of each additional copy of the books that she paid?
------
Use a proportion::
x/6 = 15000/40
-----
x = 6*1500/4
---
x = (3/2)1500
----
x = 2250
-------------
Cheers,
Stan H.
--------------
RELATED QUESTIONS
Mr.Cruz bought 40 copies of books that was billed 15,000 and she plans to buy six... (answered by josmiceli)

at the copy shoppe, 18 copies cost $1.08. at that rate how much will 40 copies cost... (answered by Greenfinch)

Cost for copies is a linear function of the number of copies. If 100 copies cost... (answered by ikleyn)

Colored copies cost $.10 per copy and white copies cost $.5 per copy. Sandy made 400... (answered by checkley71)

colored copies cost 10cent per copy and white copies cost 5cent per copy. Sandy made... (answered by jojo14344)

Jenny was given some money to buy either the reference books or the assessment books.... (answered by vleith)

One week 10 copies of the novel The DaVinci Code by Dan Brown were sold for every 1.9... (answered by stanbon)

Janine spent 55 dollars at the bookstore. she bought 2 books for a totally of 10 dollars... (answered by macston)

Stephan made 56 copies costing $16. Color copies cost $.75 each and black and white... (answered by josgarithmetic)