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kykrilka [37]
4 years ago
11

​You need to wrap a present that you will put inside a cylindrical container. You’ll need to know how much will fit in the conta

iner and how much wrapping paper you will need. The container stands 7 inches high and has a diameter of 5 inches. ​Draw a net​ of the container and solve for the volume​ and ​total surface area​ of the container. (Use 3.14 for Π )PLEASE SHOW ALL WORK!!!!!!!!!!!!
Mathematics
1 answer:
nirvana33 [79]4 years ago
6 0

Answer:

149.28 sq. inches

137.5 cubic inches.

Step-by-step explanation:

The cylindrical container has length or height (h) 7 inches and has a diameter of 5 inches i.e. radius (r) 2.5 inches.

Now, total surface area of the container = 2\pi r^{2} + 2\pi rh

= \frac{2 \times 22 \times (2.5)^{2} }{7} + \frac{2 \times 22 \times 2.5 \times 7}{7}

= 39.28 + 110  

= 149.28 sq. inches (Answer)

Again the volume of the container will be \pi r^{2}h

= \frac{22 \times (2.5)^{2} \times 7}{7}

= 137.5 cubic inches. (Answer)

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Answer: 95% confidence interval would be (0.344,0.456).

Step-by-step explanation:

Since we have given that

n = 295

x = 118

so, \hat{p}=\dfrac{x}{n}=\dfrac{118}{295}=0.4

At 95% confidence, z = 1.96

So, margin of error would be

z\times \sqrt{\dfrac{p(1-p)}{n}}\\\\=1.96\times \sqrt{\dfrac{0.4\times 0.6}{295}}\\\\=0.056

so, 95% confidence interval would be

\hat{p}\pm \text{margin of error}\\\\=0.4\pm 0.056\\\\=(0.4-0.056,0.4+0.056)\\\\ =(0.344,0.456)

Hence, 95% confidence interval would be (0.344,0.456).

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4 years ago
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Which value of x is a solution of the inequality? ​
Levart [38]
Hello, and thank you for posting your question here on brainly.

A correct answer to this can be B. x = 3 look at the work provided below. 

Subtract 5 from both sides, to remove it.

3x + 5 ≤ 14 ==> 3x ≤ 9

Divide both sides by 3, to remove it.

3x ≤ 9 ===> x ≤ 9/3

Solve 9/3.

x ≤ 9/3 ===> x ≤ 3

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5 0
3 years ago
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Jack deposited $47,323.15 in an account earning 5% interest compounded annually.
Vera_Pavlovna [14]

Answer:

Jack's final bank account amount will be $54,782.50, <em>earning</em> <u>$7,459.31</u> in <em>interest</em>.

General Formulas and Concepts:
<u>Algebra I</u>

Compounded Interest Rate Formula: \displaystyle A = P \bigg( 1 + \frac{r}{n} \bigg) ^{nt}

  • <em>A</em> is final amount
  • <em>P</em> is principle amount
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Step-by-step explanation:

<u>Step 1: Define</u>

<em>Identify given variables</em>.

<em>P</em> = $47,323.15

<em>r</em> = 0.05

<em>n</em> = 1

<em>t</em> = 3

<u>Step 2: Find Interest</u>

  1. [Compounded Interest Rate Formula] Substitute in variables:
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  2. Evaluate:
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∴ Jack will <em>gain</em> $7,459.31 and have a net balance of $54,782.50.

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Learn more about Algebra I: brainly.com/question/27710663

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Topic: Algebra I

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2 years ago
Write these decimals as words <br> 25. 134<br> 100.01<br> HALP
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Answer:

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polet [3.4K]

Answer:

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Step-by-step explanation:

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Hope this helped ya!

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