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almond37 [142]
2 years ago
14

This graph shows a proportional relationship.

Mathematics
2 answers:
vaieri [72.5K]2 years ago
6 0

Answer:

k = 13.8

Step-by-step explanation:

y = kx where 'k' is the constant of proportionality

'k' can be found using the same method for finding slope

(82.8-27.6) ÷ (6-2)

55.2 / 4 = 13.8

Andre45 [30]2 years ago
4 0

Answer:

so i hope this helps

</p>
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The cheerleaders cut 44-foot ribbon into 8 equal pieces for hair bows. How much ribbon did each hair bow use?
r-ruslan [8.4K]

Answer:

5 1/2 feet

Step-by-step explanation:

44/8 = 5.5

7 0
3 years ago
If a square has an area of 100 ft squared, what is the measure of each side? Explain? HELPP
Gekata [30.6K]

Answer

10 ft sides

Step-by-step explanation:

Since its squared the easiest way to figure out the sides is to square root the area and square root of 100 is 10

5 0
3 years ago
Read 2 more answers
General Logs Banana Bombs cereal is sold in 10.40 ounce packages. Because the cereal is sold by weight, the number of pieces of
emmasim [6.3K]

Answer:

The 99% confidence interval for the true mean number of Banana Bombs in 10.40 ounce packages is between 689.3 and 703.86.

Step-by-step explanation:

We have that to find our \alpha level, that is the subtraction of 1 by the confidence interval divided by 2. So:

\alpha = \frac{1 - 0.99}{2} = 0.005

Now, we have to find z in the Ztable as such z has a pvalue of 1 - \alpha.

That is z with a pvalue of 1 - 0.005 = 0.995, so Z = 2.575.

Now, find the margin of error M as such

M = z\frac{\sigma}{\sqrt{n}}

In which \sigma is the standard deviation of the population and n is the size of the sample.

M = 2.575\frac{12.33}{\sqrt{19}} = 7.28

The lower end of the interval is the sample mean subtracted by M. So it is 696.58 - 7.28 = 689.3 pieces

The upper end of the interval is the sample mean added to M. So it is 696.58 + 7.28 = 703.86 pieces

The 99% confidence interval for the true mean number of Banana Bombs in 10.40 ounce packages is between 689.3 and 703.86.

4 0
3 years ago
Multiple choice. help ty
ki77a [65]

Answer:

Option B) is incorrect

Step-by-step explanation:

Looking at the graph the following points are to be noted.

<em>1) the graph has one maximum and one minimum within the interval.</em>

<em>2)the maximum value is attained at x=8, f(x) = 70</em>

<em>3)The least minimum value attained is at x=0, f(x) = -18</em>

<em>4) the y intercept is attained at x=0, f(x) = -18 ( thus option A is correct)</em>

as the graph decreases then increases within(3,6) and increases then  decreases within (1,3) , so options A and D are correct.

And from above option B is wrong

7 0
3 years ago
Read 2 more answers
PLZ HELP NEED ASAP, much appreciated
Margaret [11]

Answer:

Ok that's not it

x=-1 then y=4

x=0 then y= 6

x=1 then y = 8

x=2 then y= 10

x=3 then y= 12

Step-by-step explanation:

when y=2x+6

you have to plug what it says x is in each of the equations.

For the first one it says x=-1

you then plug that in and you get y=2(-1)+6

then you go through PEMDAS and first you get y=-2+6

-2+6 = 4

therefore y=4

and you just go through the rest wiht that

Step-by-step explanation:

6 0
2 years ago
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