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DENIUS [597]
3 years ago
9

EMERGENCYYY!

Mathematics
2 answers:
alexgriva [62]3 years ago
6 0

Answer:

<h2><u><em>4</em></u></h2>

Step-by-step explanation:

If there are 16 people in class yesterday and only 25% the people turn up today, how many people will be in class today?

25% = 1/4 (100 : 4 = 25)

16 * 1/4 = 4

never [62]3 years ago
4 0

Answer: 4

Step-by-step explanation: 16 x 25% = 4

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Mai wants to make an open top box by cutting out corners of a square piece of cardboard and folding up the sides. The cardboard
Bumek [7]

Answer:

V(x)=(4x^{3}-40x^{2}+100x)\ cm^3

The domain for x is all real numbers greater than zero and less than 5 com

Step-by-step explanation:

<em><u>The question is</u></em>

What is the volume of the open top box as a function of the side length x in cm of the square cutouts?

see the attached figure to better understand the problem

Let

x -----> the side length in cm of the square cutouts

we know that

The volume of the open top box is

V=LWH

we have

L=(10-2x)\ cm

W=(10-2x)\ cm

H=x)\ cm

substitute

V(x)=(10-2x)(10-2x)x\\\\V(x)=(100-40x+4x^{2})x\\\\V(x)=(4x^{3}-40x^{2}+100x)\ cm^3

Find the domain for x

we know that

(10-2x) > 0\\10> 2x\\ 5 > x\\x < 5\ cm

so

The domain is the interval (0,5)

The domain is all real numbers greater than zero and less than 5 cm

therefore

The volume of the open top box as a function of the side length x in cm of the square cutouts is

V(x)=(4x^{3}-40x^{2}+100x)\ cm^3

5 0
3 years ago
A cylinder has a height of 4 m and diameter or 4m what is the volume ?
kenny6666 [7]

the answer would be 50.27m3

7 0
4 years ago
What is the volume of a box with length<br> 1 m, width 8 m, and depth 6 m?
Georgia [21]

Answer:

Here is the answer mate. Hope it helps. Please rate my answer and mark as brainlist if you find it helpful.

4 0
3 years ago
Read 2 more answers
What is 1.3 repeating in fraction
Rudiy27
1 \frac{3}{10}
4 0
3 years ago
I don’t know what to do
sergey [27]
20% of 15 is 12$, and tax is 5% so it comes out to 12.60$
The answer is B
4 0
4 years ago
Read 2 more answers
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