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

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

Last year a large trucking company delivered 9.0 x 105 tons of goods with an average value of $17,000 per ton. What was the total value of the goods delivered?

The joint density function for random variables x, y, and z is f(x, y, z)= cxyz if 0 ≤ x ≤ 1, 0 ≤ y ≤ 2, 0 ≤ z ≤ 2, and f(x, y, z) = 0 otherwise. (a) find the v

Find an equation for the line below.

A line has slope 2/3 and y–intercept −2. Which answer is the equation of the line? y=2/3x+2 y=2/3x−2 y=−2x+2/3 y=2x+2/3

(1/x-2)-(1/x+2)=(A)=0(B)=-(1/4)(C)=(-4/x^(2))(D)=(4/x^(2)-4)(E)=(2x/x^(2)-4) show work

Many people aim to leave the world a better place than they found it. maslow used the term "_____" to refer to this type of motivation, which he added to his hi

Does the shape have rotational symmetry? If so, what is the angle of rotation, rounded to the nearest degree? A. no, 0° B. yes, 45° C. yes, 72° D. yes, 60°

N a _____, the substances retain their individual chemical and physical properties. compound mixture product chemical reaction

need help ASAP PLEASE!!!!!!!!!!!!!!!!!!!!!!

What is the perimeter of the triangle shown on the coordinate plane, to the nearest tenth of a unit? 19.2 units 22.3 units 27.4 units 36.0 units