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IRINA_888 [86]
3 years ago
11

How do I do this I don’t understand

Mathematics
2 answers:
lozanna [386]3 years ago
7 0
You have to calculate the average of brandees info
alexandr1967 [171]3 years ago
6 0

9514 1404 393

Answer:

  a) 74.5%

  b) 84.3%

Step-by-step explanation:

a) If you were to refer to the glossary, as the problem statement suggests, it would tell you how to do this. Add up the scores and divide by the number of them.

Here, the 8 given scores have a total of 596%, so their mean is ...

  596%/8 = 74.5%

Brandee might argue that this score <em>does not really represent her abilities</em>, because <em>her abilities were not demonstrated properly</em> on one of the tests.

__

b) Replacing the 0 score with 78% brings the total to 674%, so the new mean is ...

  674%/8 = 84.3%

_____

<em>Additional comment</em>

Brandee's teacher might argue that the score <em>does</em> represent Brandee's abilities, because sometimes she fails to perform when needed.

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Please help, i need this today!
pav-90 [236]
The answer is C because the x value doesn’t repeat
3 0
3 years ago
3. f(x) = 2x + 5<br> Find f(0)
Phantasy [73]

Answer:

5

Step-by-step explanation:

f(x) = 2x + 5 \\ pluggng \: x = 0 \\ f(0) = 2 \times 0 + 5 = 0 + 5 = 5 \\ f(0) =5 \\

8 0
4 years ago
The lengths of the sides of triangle ABC are represented in terms of the variable m, where m &gt; 6.
Evgen [1.6K]

Answer: List of the angles from smallest to largest are C, B and A

Step-by-step explanation:

The diagram of triangle ABC is shown in the attached photo. Since none of the sides are equal, then it is a scalene triangle.

From the information given,

AB = m – 2

BC = m + 4

AC = m

It means that the longest side is BC, the medium side is AC and the shortest side is AB. Therefore,

The smallest angle is angle C.

The medium angle is angle B.

The largest angle is angle A

8 0
3 years ago
Read 2 more answers
An elevator starts at the basement with 8 people (not including the elevator operator) and discharges them all by the time it re
Rus_ich [418]

Answer:

1287

Step-by-step explanation:

Number of people in elevator , n = 8

Number of floors, r = 6

Since they all look alike, arrangement doesn't matter, the we use combination :

(n+r-1 r - 1) = (8+6-1 C 6-1) = 13C5

Recall:

nCr = n! / (n-r)!r!

13C5 = 13! / (13-5)!5!

13C5 = 13*12*11*10*9 / 5*4*3*2*1

= 1287

4 0
3 years ago
which of the following solutions is the most acidic A. a solution is the most acidic B. a solution with pH of 2 C. a solution wi
faust18 [17]

Answer:

to gorvenit means group

7 0
3 years ago
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