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ehidna [41]
3 years ago
6

Is the number 3 a factor of nine?

Mathematics
2 answers:
Serjik [45]3 years ago
5 0
Yes. 3 is a factor of 9
UNO [17]3 years ago
5 0
Yes you are a 100% correct. 3 times 3=9. Wich means 3 is a factor of 9.
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A survey found that 12 out of every 15 people prefer eating out over cooking. If 500 people took the survey, how many people pre
Artyom0805 [142]

Answer:

400 people

Step-by-step explanation:

15 = 12

500 = x

Cross multiply

15x = 12 × 500

Divide both sides by 15

\frac{15x}{15} = \frac{12 * 500}{15}  (* means multiplication if you do not know)

\frac{12 * 500}{15} = 100 × 4= 400 people

8 0
3 years ago
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The Super 20 Hotel currently contracts out its cleaning service to Great Maids cleaners who charge $50 a room. They also charge
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Answer:

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6 0
2 years ago
Is this expression 4x3-x2+x+3,polynomials
goldenfox [79]
I don't understand what you mean
4 0
3 years ago
The graph shows a distribution of data. What is the standard deviation of the data? A)0.5 B)1.5 C)2.0 D)2.5
ruslelena [56]

Answer:

A)0.5

Step-by-step explanation:

We can see in the graph , that it is bell-shaped along x =2. A bell-shaped graph along one value is called symmetric graph and it represents a normal distribution.

Since, the give graph is symmetric around x=2, so the mean of the data is 2.

The point immediate left to the mean represents x-σ

so,

2 - σ = 1.5

So,

σ = 0.5

The sigma represents standard deviation.

Hence, Option A is correct ..

7 0
3 years ago
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Select the correct answer. Given the following formula, solve for a. A. B. C. D. <br> s=a+b+C/2
nexus9112 [7]

Hey there!

The answer to your question is a = s - b - C/2

<u>To solve for "a", we must get "a" on it's own side of the equal sign.</u> We can first subtract "s" from both sides:

<em>0 = a + b + C/2 - s</em>

Then, we can subtract a from both sides:

<em>-a = b + C/2 - s</em>

Finally, we divide both sides by -1, so a is by itself.

<em>a = -b - C/2 + s</em>

And we can rearrange it to the standard form:

a = s - b - C/2

Good luck, and hope it helped! Have a great day!

7 0
3 years ago
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