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IceJOKER [234]
3 years ago
5

PLEASE HELP MEE EVERYONE IS WASTING MY POINTs PLEASE

Mathematics
1 answer:
alex41 [277]3 years ago
5 0
<h3>Answer:  c = 0.0325d</h3>

==========================================================

Explanation:

For each row, divide the earnings over the sales.

  • In row 1, we have 22/673 = 0.0327 approximately
  • In row 2, we have 37/1298 = 0.0285 approximately
  • In row 3, we have 101/3277 = 0.0308 approximately
  • In row 4, we have 150/5180 = 0.0290 approximately

All of these decimal values have the following conversions to percentages

  • 0.0327 = 3.27%
  • 0.0285 = 2.85%
  • 0.0308 = 3.08%
  • 0.0290 = 2.90%

If we add up those percentages and divide by 4, we get the average percentage

(3.27+2.85+3.08+2.90)/4 = 3.025

So the average percentage of these four is 3.025%

So for instance, if you made $1000 in sales, then 0.0325*1000 = 32.50 would be the estimated earnings.

A good estimate in my opinion is the equation c = 0.0325d since 3.025% converts to the decimal form 0.0325

Another method you could use is linear regression to help estimate. Though this method is a lot more complicated involving many more steps. It's better to use technology (eg: graphing calculator) if you go this route. The linear regression line is approximately y = 0.02896x + 2.00732; we can see the slope 0.02896 isn't too far off from 0.0325. Other forms of regression are possible as well.

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3 years ago
Question 2
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Answer:

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Step-by-step explanation:

Here in this question, we shall be calculating the inverse of a function.

The function is;

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Firstly, let w = x;

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7 0
3 years ago
Cineplex operates two movie theaters in a city. The profit from the theater can be representened by the example t^3-t^2+2t-100 w
irina [24]

Complete question is;

Cineplex operates two movie theaters in a city. The profit from one theater can be represented by the example t³ - t² + 2t - 100 where t is the number of the tickets sold. The profits from the second theater can be represented by the expression t² - 2t - 300.

Which statements are true about the expression representing Cineplex's total profits in that city?

A) The total profit expression is a polynomial

B) The total profit expression has a constant term

C) The total profit expression is quadratic

D) The total profit expression is a binomial.

E) The total profit expression has four terms

Answer:

A) The total profit expression is a polynomial

B) The total profit expression has a constant term

D) The total profit expression is a binomial

Step-by-step explanation:

Profit from the first theater is;

t³ - t² + 2t - 100

While profit from second theater is; t² - 2t - 300

It means total profit is;

t³ - t² + 2t - 100 + t² - 2t - 300

This gives;

t³ - 400

Now, this is a polynomial as the highest degree is 3. So option A is correct.

Total profit equation has a constant term which is "t". Thus, option B is correct.

Total profit equation is not quadratic as the highest degree is 3. Thus, option C is wrong.

Total profit equation is Binomial because it has just 2 terms. Option D is correct.

Option E is wrong because Total profit equation doesn't have four terms.

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4 years ago
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kotykmax [81]
Let's assume the gemstones are A, B, C, D, E

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2. A, C
3. A, D
4. A, E
5. B, C
6. B, D
7. B, E
8. C, D
9. C, E
10. D, E

A: 10 different rings are possible.

Hope this helps. - M
3 0
3 years ago
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97 would be the answer 5 x 5 = 25 5 x 3 = 15 25-15= 10+87= 97
7 0
4 years ago
Read 2 more answers
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