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trapecia [35]
3 years ago
11

Tickets to a concert cost $2 for children, $3 for teenagers and $5 for adults. When 570 people attended the concert, the total t

icket receipts were $1950. Three-fourths as many teenagers as children attended. How many adults attended? a. 200 c. 220 b. 150 d. 316
Mathematics
2 answers:
zlopas [31]3 years ago
6 0

Answer:

c-220

Step-by-step

I got it right

aalyn [17]3 years ago
3 0

Answer:

B

Step-by-step explanation:

220*5= $1100

=$1950 - $1100 = $850

=$850/5(both children and teenagers added together) = 170

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How many boxes of cereal can you buy with $9 if one box costs $3? in one step eqution
marin [14]

Answer:

3 Boxes

Step-by-step explanation:

$9/$3 = 3 Boxes

Hence, you can buy 3 Boxes

[RevyBreeze]

5 0
3 years ago
The table shows the monthly revenue of a business rising exponentially since it opened an online store
inn [45]

The monthly revenue of the business grows by 8%, monthly

<h3>What is an exponential function?</h3>

An exponential function is any function that has its constant raised to the power of an argument.

An exponential function is represented as:

y = ab^x

Where:

  • a represents the initial value
  • b = 1 + r; r represents the rate

From the  table we have the following ordered pair

(x,y) = {(0,72000) (3,90000)}

So, we have:

90000 =72000 \times b^3

Divide both sides by 72000

1.25 = b^3

Take the cube roots of both sides

b=\sqrt[3]{1.25}

b=1.08

Recall that:

b = 1+r

So, we have:

1+r = 1.08

Subtract 1 from both sides

r = 0.08

Express as percentage

r = 8\%

Hence, the monthly revenue of the business grows by 8%, monthly

Read more about exponential functions at:

brainly.com/question/11464095

6 0
2 years ago
6. A tank contains 100-gallon of pure water. At time t = 0, a solution containing 2 lb of salt per gallon flows into the tank at
SOVA2 [1]

Answer:

The answer is below

Step-by-step explanation:

Let Q represent the amount of salt in the tank at time t.

\frac{dQ}{dt}= flow\ in - flow\ out\\ \\flow\ in=3\ gal/min*2\ lb/gal=6\ lb/min\\\\net\ gain\ in\ tank\ volume=3-4=-1, henceflow\ out= \frac{4Q}{100-t} \\\\\frac{dQ}{dt}= 6-\frac{4Q}{100-t} \\\\\frac{dQ}{dt}+ \frac{4Q}{100-t}=6\\\\The \ integrating\ factor\ is:\\\\IF=e^{\int\limits {\frac{4}{100-t} } \, dt }=e^{-4\int\limits {\frac{-1}{100-t}}=e^{-4ln(100-t)}=(100-t)^{-4}}\\\\Multiplying\ through  \ by\ IF: \\\\(100-t)^{-4}\frac{dQ}{dt}+ (100-t)^{-4}\frac{4Q}{100-t}=6(100-t)^{-4}\\\\

Integrating:\\\\A(100-t)^{-4}=-2(100-t)^{-3}+c\\\\A=-2(100-t)+\frac{c}{(100-t)^{-4}} \\\\at, t=0,A=0\\\\0=-2(100-0)+\frac{c}{(100-0)^{-4}}\\\\c=0.02\\\\A=-2(100-t)+\frac{0.02}{(100-t)^{-4}}

7 0
3 years ago
How do I solve?<br><br> -2x2y3 · 14x2y3
Sever21 [200]
(-2x2y3)(14x2y3) = -28x^4y^6
7 0
3 years ago
What binomial is a factor of 6x sqaured + 48x + 96?
Stella [2.4K]
6x² + 48x + 96
6(x² + 8x + 16)

6(x + 4)(x + 4) is your polynomial fully factored so I'm guessing the binomial you're looking for is (x + 4). 
5 0
3 years ago
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