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Veronika [31]
3 years ago
7

Ms. Sims is trying to find out how many residents in her neighborhood are interested in having a yard sale. She decides to just

ask the president of the neighborhood association to tell her the names of the people who she thinks will be interested in participating. Are the results of the survey reliable? Why or why not?
Mathematics
2 answers:
castortr0y [4]3 years ago
7 0

Answer: c. The results are not reliable because some new residents may not be on the list at the neighborhood association.

Step-by-step explanation:

miskamm [114]3 years ago
6 0
Yes because it is coming from a primary source

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Can someone help pleas
Lena [83]

Step-by-step explanation:

According to picture 1, it is <u>A. </u><u>corresponding.</u>

Also according to picture 2, it is <u>E.</u><u> </u><u>same </u><u>side</u><u> </u><u>interior.</u>

And according to picture 3, it is <u>D.</u><u> </u><u>vertical</u>

6 0
3 years ago
Add. 56+234 Enter the sum in the box as a mixed number in the simplest form.
Kobotan [32]

Answer:

290

Step-by-step explanation:

First, add two digit number from them.

50 + 30 = 80

Second, add the last two numbers.

6 + 4 = 10

So, add these two results.

80 + 10 = 90

Final, all of theses results are added to three digit number of second number.

So, final result is

200 + 90 = 290

5 0
3 years ago
If r + t = 10 and -r + t = 4, What is the value of 5r + 8t?
ikadub [295]

Answer:

71

Step-by-step explanation:

Start solving using simultaneous equation,From there, we have r to be 3 and t to be 7

7 0
3 years ago
A standard showerhead in Nathan's house dispenses 11 gallons of water per minute. Nathan changed this showerhead to an energy-sa
Fynjy0 [20]
The new shower head dispenses 3 gallons of water per minute, as shown in the equation y = 3x.

So, 3 x 8 = 24.

Then, to find out how much he saves each day, you would find how much he used before,

11 x 8 = 88

Next we want to see how much Nathan saved, so we subtract the total,

88 - 24 = 64

Nathan saved 64 gallons.
7 0
3 years ago
Read 2 more answers
Estimate the diameter of the supergiant star Betelgeuse, using its angular diameter of about 0.05 arcsecond and distance of abou
8090 [49]

<span>0.05 arc-second = 1 degree/72000 = (pi radians)/(180*72000) = 2.424 x 10^(-7) radians</span>

<span>The distance is roughly: </span>

<span>R*(theta) = (600 light-years)*2.424 x 10^(-7) = 0.00014544 light-years = 1.275 light-hours = (3600 seconds)*(3 x 10^8 m/s)*(1.275) = 1.38 x 10^12 meters.</span>

7 0
3 years ago
Read 2 more answers
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