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AveGali [126]
3 years ago
13

A set of data already has the values 11, 14, 23, and 16. What value would have to be added to the set for the mean of the

Mathematics
1 answer:
ad-work [718]3 years ago
6 0
Your answer is 26.

We have to go at this kind of backward.

We find the average by adding up the numbers, then dividing by how many numbers we have.

In this example, we will have 5 numbers...so
x divided by 5 = 18

x/5 = 18
x = 90

The sum of all 5 numbers is 90, so then subtract the 4 numbers you already know to find the one you’re missing. (We’ll call it n)

90 - 8 - 12 - 18 - 26 = n

90 - 64 = n
n = 26

Please let me know if you have any questions.

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Help me plz asap i need the first question dont answer till u see file
nika2105 [10]
Okay, so with the link we can tell this:

flour and baking soda are equal ratios
salt is one half the ratio of flour/baking soda

A: correct
flour and baking soda as equal ratios

B: incorrect
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C: correct 
salt is at a correct ratio to baking soda

D: incorrect
salt is at an incorrect ratio to baking soda

E: correct
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8 0
3 years ago
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Vilka [71]

Answer:

Step-by-step explanation:

Sec B

1) 5p⁻³ = 8*5⁻²      

p⁻³  = 2³*5⁻²/5            

p⁻³ =2³*5⁻³             { 1/a^m = a^-m}

p⁻³ = 5⁻³ /2⁻³            {a^m = 1/a^-m}

p⁻³ = (5/2)⁻³

p= 5/2

2) 4x²  = 81

x²  = 81/4

x²  = 9² /2²

x²  =(9/2)²

x = 9/2

3) 9^x/3 =81

9^x/3 = 9^2

Comparing the powers, x/3 = 2

                                         x = 2*3 =6

  x = 6

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3 years ago
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n200080 [17]

Answer:

the answer for y is 9 and x is 9✔2( the check is square root symbol)

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dangina [55]

Answer:

Step-by-step explanation:

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Prove:<br> lim x^3 = 8. <br> x approaches 2
Maslowich
When we compute the value of a limit, all that we do is to change the value of the parameter
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</span><span>x approaches 2</span>
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3 years ago
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