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aalyn [17]
2 years ago
9

A city has a 5% sales tax. Is there a proportional relationship between the cost of items before tax and the cost of items after

tax?
If yes, what's the COP?
If no, then explain why.

(20 points being given)
Mathematics
1 answer:
andre [41]2 years ago
5 0

Answer:

I don't know it to be honest but I'm curious now

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as part of her shop class, Jules made the figure below out of pieces of wood. how much spave does the figure she made take up?
OlgaM077 [116]
I suppose you want to find the Volume of this Figure.

you can separate it into two rectangular prisms
one that is 6 by 9 by 24
and the other that is 6 by 9 by 30

you multiply the three numbers to get the volume of each rectangular prism.
6 * 9 * 24 = 1296
6 * 9 * 30 = 1620

then we add the two numbers we got to get the overall volume of the figure
1296 + 1620 = 2916

Therefore the Figure takes up 2916 cm^3 of space.
4 0
3 years ago
Read 2 more answers
A car rental company charges, y, for x, days. Days 3 4 5 6
VMariaS [17]

The equation of the car rental company in the form y = kx is; y = 18.50x

The equation y = kx is such that;

  • y = dependent variable

  • x = independent variable

  • k = constant of proportionality.

In essence; to determine the constant of proportionality, k in this case;

  • k = y/x

Since the company charges, $55.50 for 3 days; we have;

By evaluation k = $55.50/3

  • k = 18.50.

A constant rate of change means the variation in the dependent variable as dependent on the independent variable is constant

Read more:

brainly.com/question/19012756

3 0
3 years ago
Find the sum of the first 48 terms of the following series, to the nearest integer.
Usimov [2.4K]

Step-by-step explanation:

∑k=150(3k+2)

First find a1 and a50 :

a1=3(1)+2=5a20=3(50)+2=152

Then find the sum:

Sk=k(a1 + ak)2S50=50(5 + 152)2=3925

5 0
3 years ago
Read 2 more answers
1. La suma de dos números es 115. El número mayor es dos veces más 22 unidades que el otro. Hallar
Lerok [7]

De acuerdo con un sistema de ecuaciones, tiene-se que los números son 31 y 84.

----------------

  • En el sistema de ecuaciones, tiene-se que los números son x e y.
  • Suma de 115, o sea, x + y = 115
  • <u>El número mayor es dos veces más 22 unidades que el otro</u>, o sea, x = 2y + 22

----------------

Primero se encuenta el número menor, <u>reemplazando la segunda ecuación en la primera:</u>

x + y = 115

2y + 22 + y = 115

3y = 93

y = \frac{93}{3}

y = 31

----------------

El número mayor es dado en <u>función de el menor</u>, o sea:

x = 2y + 22 = 2(31) + 22 = 62 + 22 = 84

Los números son 31 y 84.

Otro problema resuelto por sistema de ecuaciones es dado en brainly.com/question/24637096

6 0
3 years ago
Will make brainiest and you only have to answer at least one question.
MariettaO [177]

Answer:

see below

Step-by-step explanation:

342 m/s    *  1.09361329834  yd /m  *  1 mile / 1760 yards = .21251 mi/s

1500 mi / hr  *   1609.344 meters / mile   * 1 km / 1000 m = 2414 km/hr

8 0
2 years ago
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