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Alexandra [31]
3 years ago
9

Help forgot how to do theses

Mathematics
1 answer:
zlopas [31]3 years ago
7 0
1.) 64x^9 y^9
2.) 11y^5 z^15
3.) 1/8x^3 y^7
4.) 8x^6
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Ganezh [65]

Answer:

20 mm^3

Step-by-step explanation:

Formula

V = 1/3 B * h

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B = 15 mm^2

h = 4 mm

Solution

V = 1/3 * 15 * 4

V = 20 mm^3

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What must you assume when you use a rate to make a prediction?
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a class has ten girls and three boys. if the teacher randomly picks ten students,what is the probability that he will pick all g
grin007 [14]

Answer:

10/13

Step-by-step explanation:

You will first add all the students the mentioned which gives you 13 then since they ask what is the probability it the teacher would pick girls. You know there's 10 girls and 3 boys so it would be 10/13.                                  

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2 years ago
The drama club is selling tickets to their play to raise money for the show's expenses. Each student ticket sells for $4 and eac
ki77a [65]

Answer:

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Step-by-step explanation:

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3 years ago
Please help me.
Keith_Richards [23]

Answer:

$180

Step-by-step explanation:

Since the discount is 40 percent and is also $72, We will cross multiply. 72 x 100 = 40 x what?

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The mirror was originally $180.

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