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3 years ago

10

PLEASE HELP ME I’m desperate

1 answer:

Brrunno [24]3 years ago

4 0

Shhh, test taking environment... sooo hows your day ?

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matrenka [14]

The mean is the average. You calculate it by adding all the numbers up in the data set and divide by how many numbers there are in the data set.

So:

$\sf Mean=\dfrac{70+68+72+66+68+69+66+71+74+66}{10}\rightarrow\dfrac{690}{10}\rightarrow\boxed{\sf 69}$

7 0

3 years ago

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Plot the numbers -5/6 and 8/3<br>on the number line below.

Murljashka [212]

Answer:

-5/6= -0.8333

And

8/3=2.67

On the number line they will be

8 0

3 years ago

What is the volume of a cylinder, in cubic centimeters, with a height of 2 centimeters

harina [27]

Answer:

<h2> V ≈ 628.3 cm³</h2>

Step-by-step explanation:

Volume of cylinder: V = π×r² × h

diameter = 20 cm ⇒ r = 10 cm

h = 2 cm

Volume:

V = π×(10)²×2 = 200π cm³ = 628.318.... cm³ ≈ 628.3 cm³

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3 years ago

HELP ASAP <br> Less than 30 seconds please

Talja [164]

Answer:

B

Step-by-step explanation:

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3 years ago

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My sister is 6 1/2 years old. My brother is 4 3/4 years younger than my sister. How old is my brother? Plz help

chubhunter [2.5K]

Your bother is 2 1/2 years old

hope this helps :)

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3 years ago

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