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Nutka1998 [239]
3 years ago
7

the 8th grade is selling tickets to the 8th grade formal. the cost per ticket is $15. the decorations and food cost $600, and ea

ch ticket cost $0.50 to print. how many tickets need to be sold in order for the 8th grade to make a profit?
Mathematics
1 answer:
ruslelena [56]3 years ago
3 0
Answer: 40

I did the math already
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You and your friend play a game. You answer 80% of the questions correctly and your friend answers 0.60 of the questions correct
bezimeni [28]

Answer:

5

Step-by-step explanation:

Assuming both players can answer the same question, the minimum number of questions is the smallest number that when multiplied by either 0.60 or 0.80 yields a whole number.

Let x be the number of questions, solving by trial and error:

if\ x=2\\x*0.8=1.6\\x*0.6=1.2\\\\if\ x=3\\x*0.8=2.4\\x*0.6=1.8\\\\if\ x=4\\x*0.8=3.2\\x*0.6=2.4\\\\if\ x=5\\x*0.8=4\\x*0.6=3\\\\

Therefore, the minimum number of questions in the game is 5.

5 0
3 years ago
ASAP HELP!!! use the quadratic regression feature of a graphing calculator to find a quadratic model. round to the nearest thous
seropon [69]

Answer:

y = 0.008x^2 + 0.518x + 131.886

Step-by-step explanation:

  1. Make sure your Plot 1 is ON. Select the Scatter Plots and the appropriate lists.
  2. Clear all functions in [Y=]
  3. Input data in L1 and L2. Go to [Stat] [Enter] to input data.
  4. Graph data points. ...
  5. Choose a regression from the list in [Stat] "CALC". ...
  6. Go to [ZOOM] "9: ZoomSTat" to view the data with the regression curve.

(credit: CPM Educational Program)

3 0
3 years ago
3c=3<br><br><br><br><br>HELPP PLEASE NEED HELPPPP
scoundrel [369]
Divide the 3 from the 3c, and move over towards the 3 on the right side of the equation. 3 ÷ 3 = 1, so c = 1.
6 0
3 years ago
Read 2 more answers
Find the length of the third side. If necessary, round to the nearest tenth.47
IRISSAK [1]

Given a right angle triangle

The length of the legs are 4 and 7

we will find the hypotenuse using the Pythagorean theorem

So,

\begin{gathered} h^2=7^2+4^2=49+16=65 \\ h=\sqrt[]{65}\approx8.062 \end{gathered}

Rounding to the nearest tenth

So, the answer is the length of the third side = 8.1

3 0
1 year ago
Is 1 bigger then 1.625 just asking
Ostrovityanka [42]
Yes it is, any decimal after the number one will be bigger than one
4 0
3 years ago
Read 2 more answers
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