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garik1379 [7]
3 years ago
7

Can you answer these questions I need them today 10 points if you do

Mathematics
1 answer:
quester [9]3 years ago
4 0
#1.) A rational number is a number that can be written as a ratio. That means it can be written as a fraction, in which both the numerator (the number on top) and the denominator (the number on the bottom) are whole numbers. The number 8 is a rational number because it can be written as the fraction 8/1.

I don't want to give you the answer cause that will not help you I'm the future If I just give it to you. It might help you but that's what I learned in school is that it doesn't help. Because like if you cheat on a test you won't get to learn. But if you did it yourself and got it wrong you can see why
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Carmen participated in a read-a-thon. Mr.Cole pledged $4.00 per book and gave Carmen $44.How many books did Carmen read?
alex41 [277]
She read 11 books because 44 divided by 4 its 11$
6 0
3 years ago
If the formula pictured below is used to find the mean of the following sample, what is the value of N?
Pie

Answer:

Choice D). 8

Step-by-step explanation:

The value on n is simply the number of values or the size of the sample data. In our case, we have a total of 8 data values. The value of n will thus be 8

8 0
3 years ago
Read 2 more answers
I need help finding the angles. The answer Isn't even
mart [117]

The 3 inside angles of a triangle equal 180.

Add the 3 angles together to equal 180:


X + (5x-20) + 4x = 180

Simplify the left side by adding like terms:

10x-20 = 180

Add 20 to each side:

10x = 200

Divide both sides by 10:

x = 20


Angle A = x = 20

Angle B = 4X = 4(20) = 80

Angle C = 5x-20 = 5(20) -20 = 100-20 = 80

6 0
3 years ago
USA Silver Medals
skelet666 [1.2K]

Answer:

1) The mean is actually 31

2) True, the mean would be about 35.

3) True, the mean would change because more medals were added for the USA.

4) True, the mean would be effected because two is added. It results in a increase

8 0
3 years ago
Read 2 more answers
Does anyone know this?
rosijanka [135]

Answer:

-6

Step-by-step explanation:

Hello!

Since we are finding f(-1) we put -1 in for x

2(-1)^2 + 8(-1)

Follow PEMDAS

2 * 1 + 8(-1)

2 * 1 + -8

2 + -8 = -6

The answer is -6

Hope this helps!

7 0
3 years ago
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