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lord [1]
3 years ago
9

Five hundred tickets were sold for a Saturday evening performance of a play. The tickets cost $ 7.50 for adults and $4.00 for ch

ildren. A total of $3312.50 was received for all the tickets sold that Saturday evening. How many adults attended the play.
Mathematics
1 answer:
Volgvan3 years ago
6 0

Answer: A+C=500

7.5A+4.75C=3351.25

C=500-A

7.5A+4.75(500-A)=3351.25

7.5A+2375-4.75A=3351.25

2.75A=976.25

A=355 adults ($2662.50)

C=500-A=145 children ($688.75)

Step-by-step explanation:

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1. Solve for x: x/12 + 15 = 648
Vesnalui [34]

Answer:

1. x = 7596

2. x = -6.25

3. x = 8.5  

hope this helps:)

6 0
3 years ago
George buys some first class and second class stamps to put on some letters. Each first class stamp costs 67p, and each second c
Dafna1 [17]

Answer:

£191.36

Step-by-step explanation:

Sum the parts of the ratio, 1 + 4 = 5 parts

Divide 320 by 5 to find the value of one part of the ratio.

320 ÷ 5 = 64 ← value of 1 part of the ratio , thus

4 parts = 4 × 64 = 256

Thus he bought 64 first class and 256 second class.

Cost = (64 × £0.67) + (256 × £0.58)

        = £42.88 + 148.48

        = £191.36

3 0
3 years ago
suppose that the local sales tax rate is 6.25% and youpurchased a used carr for 16,800. what is the car's total cost
Gwar [14]

Total= Car Cost + (Car Cost * Tax %)


Total= $16,800 + ($16,800 * 6.25%)

convert % to decimal form; divide % by 100


Total= $16,800 + ($16,800 * 0.0625)

multiply inside parentheses


Total= $16,800 + $1,050


Total= $17,850



ANSWER: The total cost for the used car with tax is $17,850.


Hope this helps! :)


8 0
4 years ago
Solve each equation <br> <img src="https://tex.z-dn.net/?f=%5Cfrac%7B3x-2%7D%7Bx%2B%204%7D%20%3D0%5C%5C%5C%5C%5C%5C%5Cfrac%7B2%7
Sloan [31]

The expression (3x - 2)/(x + 4) = 0 has a value of x is 3/2. Amd the expression 2/(x + 4) = 0 has a value of x is ∞.

<h3>What is simplification?</h3>

Simplification is to make something easier to do or understand and to make something less complicated.

The expression is given below.

(3x - 2)/(x + 4) = 0

Then on simplifying, we have

3x - 2 = 0

    3x = 2

      x = 3/2

And

2/(x - 3) = 0

         2 ≠ 0

More about the simplification link is given below.

brainly.com/question/12616840

#SPJ1

4 0
2 years ago
What is the complement and supplement of 74°?
serious [3.7K]
I think it's 90 degrees
5 0
3 years ago
Read 2 more answers
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