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avanturin [10]
3 years ago
11

Vinnie is searching online for airline tickets. Two weeks​ ago, the cost to fly from Hartford to Denver was ​$220. Now the cost

is ​$305. What is the percent​ increase? What would be the percent increase if the airline charges an additional​ $50 baggage fee with the new ticket​ price?
Mathematics
2 answers:
aleksklad [387]3 years ago
6 0

Answer:

Question 1.  38.6 %   2.  61.4%

Step-by-step explanation:

(New Cost - Old Cost) ÷ old Cost × 100

    (305 - 220) ÷ 220 x 100

    =   85/220 x 100

    = 38.6 %

2.  New Cost 305 + 50 = $355    

     

(Now new cost - old cost) ÷ old cost ×  100

    (355 - 220)  ÷ 220 × 100  

    =  135/220 × 100

        61.4%  

Aleks [24]3 years ago
5 0

Answer: 58

Step-by-step explanation:

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I hope this helps! Have a great rest of your day!

4 0
3 years ago
Use the x-intercept method to find all real solutions of the equation. -9x^3-7x^2-96x+36=3x^3+x^2-3x+8
Varvara68 [4.7K]

Answer:

  x ≈ 0.290640965127

Step-by-step explanation:

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___

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4 0
4 years ago
There are 15 people in the chorus. Each year, the number of people in the chorus increases by 12%. There are 30 people in the ba
Elden [556K]

<span>Part A
</span>Chorus:
Expontential growth = b*a^x 
b = 15
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Which gives a function of f(x) = 15*1.12^x 


Band
Linear growth = ax+b
a = 2
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<span>Part B:
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<span>Part C:
</span>This is probably problem solving, where you're allowed to use calculators and other softwares.

Therefore you can use different softwares, and make f(x) = g(x).
I did this, and got it to 10.95427141

[email protected]

<span> Ambitious </span>

 

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3x-x+4=10 I really need help please help me. Xoxo
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The answer to this question is x=3
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