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Genrish500 [490]
2 years ago
13

An orchestra of 25 members bought tickets, at all different prices, to a concert, and the mean price paid was $82. A new musicia

n joined the orchestra and spent $90 on his ticket to the same concert. What is the new mean price paid when the new musician is included? Round to the nearest cent.
Mathematics
1 answer:
QveST [7]2 years ago
4 0

Answer:

$82.31

Step-by-step explanation:

First, we need to find the total amount of money paid

82 * 25 = 2050\\

Next, add the new price for the new total

2050 + 90 = 2160

Now divide by total members (25 +1 = 26)

2160 / 90 = $82.31

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7 2,451 people came to watch the Easter parade. 745 of those people were adults. How many children came to the parade?​
lukranit [14]
Take to total number of people attending and subtract the number of adults. The remainder are the children

2,451 - 745 = 1,706
7 0
3 years ago
Expand and simplify bracket please quickly
natulia [17]

Answer:

4y²-1/4 is the required answer

Step-by-step explanation:

(2y -  \frac{1 }{2} )(2y +  \frac{1}{2} ) \\ using \: formula \:  {x}^{2}  - y {}^{2}  = (x - y)(x + y) \\ 4y {}^{2}  -  \frac{1}{4}

4 0
1 year ago
The hypotenuse of a right triangle measures 16 cm and one of its legs measures 11 cm.
Zarrin [17]

Answer:

11.6cm

Step-by-step explanation:

a^2+b^2=c^2

11^2+b^2=16^2

121+b^2=256

b^2=135

b=11.6

6 0
2 years ago
Please show your work, Due at 11:30. Please help!!!
Sophie [7]

Answer:

1. 3217

x       56

_____________

19302

160850

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108152

2. 5690

x       27

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39830

113800

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153630

3. 213

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Step-by-step explanation:

4 0
3 years ago
In the figure points A B C D and E are collinear. If AE = 38 and BD = 15
fredd [130]

Answer:

D. 30.5

Step-by-step explanation:

Given that A, B, C, D, and E are collinear,

AE = 38,

BD = 15, since segment BC = CD = DE, therefore

BD = ⅔ of BE

15 = ⅔*BE (substitution)

Solve for BE

Multiply each side by 3

15*3 = ⅔*BE*3

45 = 2*BE

Divide both sides by 2

45/2 = BE

22.5 = BE

BE = 22.5

Find AB:

AB + BE = AE (segment addition postulate)

AB + 22.5 = 38 (Substitution)

AB = 38 - 22.5 (Subtracting 22.5 from each side)

AB = 15.5

Find length of segment AD:

AB + BD = AD (segment addition postulate)

15.5 + 15 = AD (Substitution)

30.5 = AD

AD = 30.5

6 0
3 years ago
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