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olga_2 [115]
3 years ago
6

To find out how fast a tree grows, you can measure its trunk. A giant red oak's diameter was 248 inches in 1965. The tree's diam

eter had grown to 251 inches in 2005. Find the average rate of change in the diameter of the tree per year.
Mathematics
1 answer:
Semmy [17]3 years ago
5 0
You need to find the slope
251-248. 3
------------- = --------
2005-1965. 40
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Pls help me out!!!!!
Dahasolnce [82]

Answer:

cab=62

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Step-by-step explanation:

70+x+50+4x=180

combine like terms

120+5x=180

-120. -120

5x= 60

isolate x

5x=60

x=12

6 0
3 years ago
4x+3y=16 x= -3 and y= -2 Solve the equation​
Ksivusya [100]

Answer:

Is this question wrong?

Step-by-step explanation:

4x+3y=16

4(-3)+3(-2)=16

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8 0
3 years ago
PlS HeLP!!!<br> what number makes this equation true?<br> _ ÷8=4
Lunna [17]
32 is the right answer
5 0
3 years ago
Read 2 more answers
A simple random sample of 60 is drawn from a normally distributed population, and the mean is found to be 28, with a standard de
marshall27 [118]

For the simple random sample, drawn from a normally distributed population, value of 27, because it’s greater than 26. 7 and less than 29. 3.

<h3>What is normally distributed data?</h3>

Normally distributed data is the distribution of probability which is symmetric about the mean.

The mean of the data is the average value of the given data. The standard deviation of the data is the half of the difference of the highest value and mean of the data set.

Total number of sample is 60. The mean found to be 28, with a standard deviation of 5. The z-score is 1. 96.

The margin of error can be found out using the following formula as,'

MOE=z\times\dfrac{\sigma}{\sqrt n}

Put the values as,

MOE=1.96\times\dfrac{5}{\sqrt 60}\\MOE=1.2652

As, the mean of the sample is 28. Thus, the upper and lower limits are,

UL=28+1.2652=292625\\UL=28-1.2652=26.7348

Hence, For the simple random sample, drawn from a normally distributed population, value of 27, because it’s greater than 26. 7 and less than 29. 3.

Learn more about the normally distributed data here;

brainly.com/question/6587992

8 0
2 years ago
Tori needs at least $335 dollars to buy a new bat. She has already saved $125. She
Katen [24]

Answer:

she would need to work 14 hours

Step-by-step explanation:

if you decrease 125 from 335 you would need to find out how to get 210 from 15 if you multiply 14 and 15 together you would end up with 210

3 0
3 years ago
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