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chubhunter [2.5K]
3 years ago
6

And 2015 the price of business math text Rose $210 this is 9% more than 2014 price what is old selling price round to the neares

t cent
Mathematics
2 answers:
Anni [7]3 years ago
8 0
$210 x .09 = $18.90 is the increase...
so the price 2014 was $191.10
Monica [59]3 years ago
8 0

Answer:

The old selling price is $192.66

Step-by-step explanation:

Let the price in 2014 be x

Now the price in 2015 is 9 % more

So, price in 2015 = x+9\% x

                             = x+\frac{9}{100}x  

                             = \frac{109}{100}x  

We are also given that In 2015 the price of business math text Rose is $210.

So, \frac{109}{100}x=210  

x=210 \times \frac{100}{109}  

x=192.66  

Hence The old selling price is $192.66

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A rectangular prism has a length of 4 in., a width of 2 in., and a height of 212 in.
snow_lady [41]

Answer:

V = 1696 in3

Step-by-step explanation:

your asking how many cubes are needed to fill the rectangle which just means your asking for the volume, if you multiply L*W*H you'll get the answer

hope that helps

8 0
3 years ago
The average show stays on Broadway for 2.4 years with a standard deviation of 1.5. What is the z-score of a show that runs for 2
balandron [24]
Z-scores are expressed in terms of standard deviations from their means. <span>The standard score is simply the score, minus the mean score, divided by the standard deviation. It is calculated as follows:

z = X- mean / standard deviation
z = 2.7 - 2.4 / 1.5
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5 0
3 years ago
Solve the system by substitution <br><br> Y= -7x + 6 <br> Y = - 10x<br><br><br> Plz help
snow_tiger [21]

Answer:

(-2, 20)

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right<u> </u>

Equality Properties

  • Multiplication Property of Equality
  • Division Property of Equality
  • Addition Property of Equality
  • Subtraction Property of Equality<u> </u>

<u>Algebra I</u>

  • Coordinates (x, y)
  • Solving systems of equations using substitution/elimination

Step-by-step explanation:

<u>Step 1: Define Systems</u>

y = -7x + 6

y = -10x

<u>Step 2: Solve for </u><em><u>x</u></em>

<em>Substitution</em>

  1. Substitute in <em>y</em> [1st Equation]:                                                                           -10x = -7x + 6
  2. [Addition Property of Equality] Add 7x on both sides:                                   -3x = 6
  3. [Division Property of Equality] Divide -3 on both sides:                                x = -2

<u>Step 3: Solve for </u><em><u>y</u></em>

  1. Substitute in <em>x </em>[2nd Equation]:                                                                         y = -10(-2)
  2. Multiply:                                                                                                             y = 20
7 0
3 years ago
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Can someone help me with this problem! I WILL GIVE A BRAINIEST!!! I need it asap PLEASE.
Llana [10]

Answer:

(

−

1

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(

3

2

+

−

6

)

Step-by-step explanation:

6 0
3 years ago
A bicycle has a listed price of $519.95 before tax. If the sales tax rate is 9.75% , find the total cost of the bicycle with sal
jek_recluse [69]
Youre finding 9.75% of 519 you know its going to be near 50 dollars
your answer is 50.695125
or 50.70$ tax
519.95+50.7 = 570.65$ total
7 0
3 years ago
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