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

Need Help plz it has to be done now
mirabeau lamar was appointed by sam houston to plan the new capitol city , true or false
A pinball bangs against a bumper of a pinball machine with a speed of 0.46 m/s. If the ball has a mass of 0.058 kg, what is the ball's kinetic energy? This nee
what 30+30+30+4+60+9+80
options and question below
what is the uses of space weather data?​
Would 7x = 28 represent any geometric proof?
How do you do this only if you know please??
We can tell by the way Steinbeck presents the death of Curley's wife it is not malicious but an accident caused by Lennie's lack of self control.true or false
Which metal ion was green when placed in the fire?