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jenyasd209 [6]
4 years ago
13

I'll give you brainlyest if you tell me the answer. Just for fun!

Mathematics
2 answers:
Leno4ka [110]4 years ago
8 0

Answer:

7

Step-by-step explanation:

RSB [31]4 years ago
4 0

Answer:

9?

Step-by-step explanation:

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*PLEASE ANSWER FAST*
raketka [301]

Answer:

B

Step-by-step explanation:

Cross multiplication :)

5 0
3 years ago
Read 2 more answers
A farmer is putting apples and oranges into boxes to sell at a market. He has 64 apples and 24 oranges . What is the greatest nu
dexar [7]

Well you could do 8 apple and 3 oranges per box since there are 64 apples and 24 oranges. You can either use trial and error to see what what values give you an answer of 8 for each amount of fruit. Or you can find the greatest common factor which happens to be 8 in this case, and divide each by that can come to the conclusion that 8 apples go into 8 boxes and 3 oranges do into 8 boxes Over all the answer would be 8 apples and oranges per each box, to have a total number of 8 boxes.

I hope this helps!

5 0
3 years ago
A new anxiety medication has been manufactured and a study is being conducted to determine whether its effectiveness depends on
Irina18 [472]

The test statistics is used to determine if the anxiety medication can happen under a null hypothesis

The test statistics that is an appropriate hypothesis test is z =\frac{0.35 - 0.40}{\sqrt{\frac{0.35(1 - 0.35)}{60} + \frac{0.40(1 - 0.40)}{85}}}

<h3>How to determine the test statistic</h3>

<u>40 milligrams of medication</u>

Patients = 60

Lower stress level patients = 21

The mean of this medication is:

\bar x = \frac{x}{n}

So, we have:

\bar x_1 = \frac{21}{60}

\bar x_1 = 0.35

<u>75 milligrams of medication</u>

Patients = 85

Lower stress level patients = 34

The mean of this medication is:

\bar x = \frac{x}{n}

So, we have:

\bar x_2 = \frac{34}{85}

\bar x_2 =0.4

The test statistic is then calculated as:

z =\frac{\bar x_1 - \bar x_2}{\sqrt{\frac{\bar x_1(1 - \bar x_1)}{n_1} + \frac{\bar x_2(1 - \bar x_2)}{n_2}}}

The equation becomes

z =\frac{0.35 - 0.40}{\sqrt{\frac{0.35(1 - 0.35)}{60} + \frac{0.40(1 - 0.40)}{85}}}

Hence, the test statistics that is an appropriate hypothesis test is z =\frac{0.35 - 0.40}{\sqrt{\frac{0.35(1 - 0.35)}{60} + \frac{0.40(1 - 0.40)}{85}}}

Read more about test statistic at:

brainly.com/question/15980493

7 0
2 years ago
What are the coordinates of the image of the point (2, –6) under a dilation with a center of (0, 0) and a scale factor of 1/2.
AURORKA [14]
The answer should be B.
(1, –3)
7 0
3 years ago
HELPPERPT PLPSLDWEORJ ILL PICK BRAINLIEST ILL DO ANYTHING IM LOSING MY SANITY.
elena-s [515]

Answer:

83

Step-by-step explanation:

The sum of the angles of a triangle is 180

x + 2x+1 + x+ 15 = 180

Combine like terms

4x+16 = 180

Subtract 16 from each side

4x+16-16 = 180-16

4x = 164

Divide by 4

4x/4 = 164/4

x = 41

The angles are

x=41

x+15 = 41+15 = 56

2x+1 = 2*41+1 = 82+1 = 83

The largest angle is 83

3 0
3 years ago
Read 2 more answers
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