oliveralexandriareag
oliveralexandriareag oliveralexandriareag
  • 02-05-2020
  • Mathematics
contestada

A display case of CDs are marked 9 for $20. If Evan wants to buy 180 CDs, how much will Evan spend (not including tax)?

Respuesta :

ni20479
ni20479 ni20479
  • 02-05-2020

Answer:

$400

Step-by-step explanation:

Use a proportion. Let x represent the amount of money Evan will spend.

9/20 = 180/x

9x =3600

x=400

So, it will cost Evan $400.

Answer Link

Otras preguntas

Many settlers were new immigrants just beginning their lives in America. Is this true or false? A. True B. False
how do I solve the problem k-10/2=-29
More than 100 years after Akbar's death, the Mughal Empire began to fall apart. What were two of the reasons that caused this to happen?
Investments are different from savings accounts in that they _____. A. guarantee never to lose money B. are FDIC-insured C. can only be accessed online
most of the depopulation of the native american in the 16th century can be attriubted to
Solve the literal equation ab+c=d in terms of a
A child lies on the ground and looks up at the top of a 9-ft tree nearby. The child is 13 ft away from the tree. What is the angle of elevation from the child t
What was one of Genghis Khan’s achievements?
soil is a combination of tiny rock fragments and decayed plant materials. how do you think soil helps a plant?
When conducting experiments what do scientists use to help guide their processes?