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Ad libitum [116K]
3 years ago
7

Find the volume of the composite figure if necessary on answer to the nearest 10

Mathematics
1 answer:
Digiron [165]3 years ago
3 0

Answer:

Volume = 2448 cm3

Step-by-step explanation:

Volume = volume of cube + volume of pyramid

             = 12*12*12 + 12*12*15/3

             = 1728 + 720 =2448

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SAT math scores have a bell-shaped distribution with a mean of 515 and a standard deviation of 114.
nadezda [96]

Hey there mate :)

Analysis :

401 = 515 - 114 = u - 6

And

173 = 515 - 3.114 = u - 36

=  \frac{p(u - 36 < u < u + 36) - p(u - 6 < u < u + 6)}{2}

=  \frac{99.73percent - 68.21percent}{2}

=  \frac{31.46percent}{2}

= {15.73percent}

Then, calculating,

u - 26 = 515 - 2 \times 114 = 287

And

u + 26 = 515 + 2 \times 114 = 743

Then,

The \: Range = (287,743)

Final Answers :-

<u>1</u><u>5</u><u>.</u><u>7</u><u>3</u><u> </u><u>%</u>

<u>(</u><u>2</u><u>8</u><u>7</u><u>,</u><u>7</u><u>4</u><u>3</u><u>)</u>

~Benjemin360

3 0
2 years ago
Convert 746% to a mixed number
bekas [8.4K]

Answer: 373/50

Step-by-step explanation:

Step 1: convert to a fraction

746% = 746 ÷ 100 = 7.46

7.46 = 373/50

Step 2: Write the number as a fraction of one: 7.46 = 746/100

Step 3: use a common divisor of 2 to reduce the numbers, we have

(746÷2)= 373

(100÷2)=50

when reduced to the simplest form= 373/50

Therefore, 746/ 100 = 373/50 when expressed as a mixed number.

8 0
3 years ago
Read 2 more answers
Need answers to 30 and 31
Mice21 [21]

Answer:

C ; A

Step-by-step explanation:

<u>Question 30:</u>

Perimeter is the sum of all sides.

Perimeter for a recatngle can be found with the formula:

2(L+W)

Length is 7

Width is 4

Plug our values in.

2(7+4)

2(11)

22

Answer C

<u>Question 31:</u>

Circumference of a circle can be found with the formula:

πd.

Diameter of the given circle is 6.

Plug it in

6π

Round π to 3.14

6(3.14)

18.84

Answer A

5 0
3 years ago
In the figure, point E is on line DG .
g100num [7]
Hello there.

<span>What is the measure of ∠GEH?

Answer: </span><span>141°</span>
3 0
3 years ago
A schools principal wants to determine which type of speaker the students prefer to invite to an assembly for the entire student
frosja888 [35]
For a survey like this, you want to take a random sample. It would be a good idea to use an alphabetical list of the students. Then, you could randomly select students from the list.

The principal would want to avoid surveying all the same type of students. For example, don't just ask the athletes.
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3 years ago
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