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andrey2020 [161]
3 years ago
8

Kumar is opening a lemonade stand. He spent $4.50 to build the stand and $2.50 for lemons and sugar. He has enough ingredients t

o make 20 glasses of lemonade. How much should he charge for one glass of lemonade to cover his expenses and make $10 in profit? Round to the nearest cent. Kumar needs to charge $ a glass.
Mathematics
2 answers:
expeople1 [14]3 years ago
8 0
Profit = revenue - cost

10 = 20x - (4.5 + 2.5)
10 = 20x - 7
10 + 7 = 20x
17 = 20x
17/20 = x
0.85 = x

check...
profit = revenue - cost
10 = 20(0.85) - 7
10 = 17 - 7
10 = 10 (correct)

so he would have to sell each cup at 0.85 ccents to make a profit of $ 10
Eduardwww [97]3 years ago
6 0

Answer: Kumar needs to charge $

0.85

a glass.

Step-by-step explanation: simple math got it right on the test hope this helps :> <3

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If a car is going 60 mph how far will it go in ana hour and a half
alekssr [168]

You can figure out this problem by multiplying 60 by 1.5


60x1.5=90


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3 years ago
The symphonic choir and the jazz choir are recording songs for an album. The album can be no more than 72 minutes long. The jazz
zimovet [89]

Answer:

The symphonic choir can record a maximum of 14 songs.

Step-by-step explanation:

We know that the album cannot be more than 72 minutes long, and the jazz choir records a total of 7 (3min) = 21  song minutes.

If we call c the number of songs the symphonic choir records , and each song is 3.5 minute long, then the song minutes for the symphonic choir are 3.5c; therefore, we have the inequality

3.5c+21\leq 72<em> (this says the song minutes for jazz choir plus song minutes for symphonic choice cannot exceed 72 minutes )</em>

We solve this inequality by subtracting 21 from both sides and then dividing by 3.5:

3.5c\leq 51

$c\leq \frac{51}{3.5} $

c\leq 14.47

The maximum integer value c can take is 14; therefore, the maximum number of songs the symphonic choir can record is 14 songs.

3 0
3 years ago
If they are right triangles
Ahat [919]
You can use Pythagreos theorem to determine it!
Pythagreos theorem is a^2 + b^2 = c^2
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         32       = 36 (So this is not a right-angled triangle )
2) 16^2 + 12^2 = 20^2
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5 0
3 years ago
Read 2 more answers
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MA_775_DIABLO [31]
1). Two factors of -48 => x * y = -48

=> the absolute values of the two numbers may be:

48 and 1

24 and 2

16 and 3

12 and 4

6 and 8 

2). Have a differencie of 19 = > x - y = 19


That makes that the numbers  be + 16 and - 3


Because (+16) * (-3) = - 48

And +16 - (-3) = +16 + 3 = 19.


3) The sum of the factors is +16 + (-3) = 16 - 3 = 13.


So the answer is the option C. 13.
4 0
3 years ago
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tresset_1 [31]

Answer:

the answer for this question is 1000times.

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the value for 9 in 157,900 is nine hundred(900).and the value of 9 in 901,532 is nine hundred thousand(900000).

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7 0
2 years ago
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