HELP ASAP!!!! 25 POINTS
If Jan can buy 12 copies of a certain book for $40, what is the unit rate for cost per copy? How much
would it cost her to buy 18 copies at the same rate?

Respuesta :

Answer:

So divided 40 by 12

40/12 = $3.33 per copy

18 x 3.33= $59.94 to buy 18 copies

Step-by-step explanation: