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Zepler [3.9K]
2 years ago
8

Does anyone know this?

Mathematics
2 answers:
shusha [124]2 years ago
8 0
The answer will be t=2.50g I think
hjlf2 years ago
4 0

Answer:

its first one

Step-by-step explanation:

37.5/15=2.5

42.5/17=2.5

52.5/21=2.5

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You provide half of a class of elementary school students with 20 minutes of spelling instead of recess. The other half of the c
Olin [163]

Answer: What is the question theres not enough info

Step-by-step explanation:

5 0
3 years ago
Which statement best explains if the graph correctly represents the proportional relationship y = 0.5x?
ehidna [41]
The <u>correct answer</u> is:

<span>A) Yes, the points shown on the line would be part of y = 0.5x.

Explanation:

Looking at the graph, the line goes through (0, 0).  If x=0, we have
y=0.5(0)=0.  
This is the y-coordinate of the point, so it goes through this.

The equation for this line is in slope-intercept form, y=mx+b, where m is the slope and b is the y-intercept.  In this equation, m=0.5 and b=0.  This means the slope is 0.5 or 1/2; since slope is rise/run, this means the line rises 1 for every horizontal increase of 2.  

This means starting from (0, 0), we would go up 1 and over 2, creating the point (2, 1).  Looking at the graph, the line goes through this point.

Next we would go up 1 and over 2 again, to (4, 2).  Again, the line goes through this point.

We could follow all of the points on this line and they all fit.</span>
3 0
3 years ago
Read 2 more answers
Suppose you write a book. The printer charges $4 per book to print it, and you spend $3500 on advertising. You sell the book for
Vesna [10]

Answer:

I must sell more than 318 copies so my revenue is greater than my costs

Step-by-step explanation:

The cost function (C(x)) is divided in two: fixed costs and variable costs. In this case, we have both, the fixed costs are $3,500 that I will spent on advertising and the variable cost is the print cost that depends on the number of books i want to print. The cost function is:

C(x)= $3,500+$4x

The revenue function depends on the number of books I sell:

R(x)= $15x

If i want to know how many books I should sell to have a greater revenue than cost i must solve this inequality:

Revenue (R(x))>Cost (C(x))

$15x>$3,500+$4x

$15x-$4x>$3,500

$11x>$3,500

x>$3,500/$11

x> 318,18

I must sell more than 318 copies so my revenue is greater than my costs

7 0
3 years ago
Match each pair of lines to the correct description. Tiles parallel lines and perpendicular lines and neither parallel nor perpe
forsale [732]
From the diagram/figure;
Line EF is perpendicular to both lines AB and CD
Line AB and lines CD are parallel to each other
Line GH is neither parallel nor perpendicular to any line given.
6 0
3 years ago
If anyone knows how to do science ​
Luda [366]

Answer:

im using my own knowledge hopefully this is helpful

Orion

milky way

life

earth

years

G2V (I'm not sure with this one)

earths

Step-by-step explanation:

5 0
3 years ago
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