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mixer [17]
4 years ago
14

One-eight of class graduated with a A average, 1/2 got a B, and the rest of the class had a C average. In a class of 800, how ma

ny had C average?
Mathematics
1 answer:
SpyIntel [72]4 years ago
8 0

Answer:

3/8

Step-by-step explanation:

1/8 got a A

1/2 got a B

1/2 is = to 4/8

4/8 + 1/8 = 5/8

1(8/8) - 5/8 = 3/8

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Martin luther king jr i have a dream speech
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Http://www.americanrhetoric.com/speeches/mlkihaveadream.htm <span>"I Have a Dream" is a public speech delivered by American civil rights activist Martin Luther King, Jr. during the March on Washington for Jobs and Freedom on August 28, 1963, in which he calls for an end to racism in the United States and called for civil and economic rights. Delivered to over 250,000 civil rights supporters from the steps of the Lincoln Memorial in Washington, D.C., the speech was a defining moment of the American Civil Rights Movement.</span>
4 0
4 years ago
PLEASE HELP ME THIS.. I REALLY NEED<br> HELP
Colt1911 [192]

9514 1404 393

Answer:

  5 hours

Step-by-step explanation:

A quick way to look at this is to compare the difference in hourly charge to the difference in 0-hour charge.

The first day, the charge is $3 more than $12 per hour.

The second day, the charge is $12 less than $15 per hour.

The difference in 0-hour charges is 3 -(-12) = 15. The difference in per-hour charges is 15 -12 = 3. The ratio of these is ...

  $15/($3/h) = 5 h

The charges are the same after 5 hours.

__

If you write equations for the charges, they will look like ...

  y1 = 15 + 12(x -1)

  y2 = 3 + 15(x -1)

Equating these charges, we have ...

  15 +12(x -1) = 3 + 15(x -1)

  12x +3 = 15x -12 . . . . . . . . eliminate parentheses

  15 = 3x . . . . . . . . . . add 12-12x

  x = 15/3 = 5 . . . . . . divide by 3

You might notice that the math here is very similar to that described in words, above.

The charges are the same after 5 hours.

6 0
3 years ago
This rectangular prism is created with centimeter cubes. how many cubed centimeters make up this prism? rectangular prism compos
VladimirAG [237]
5 i think not sure tho
4 0
4 years ago
F=G(m1-m2)/d2 solve formula for m1 plz... thank you
antoniya [11.8K]

1. f = g(m1 - m2)/d2

2. f d2 = g(m1 - m2)

3. f d2/g + m1 - m2

4. f d2/g + m2 = m1

5. [Answer]  m1 = f d2/g + m2


6 0
3 years ago
How many minutes are in m hours? Which expression represents this?
sveta [45]
60m there's 60 minutes in an hour.
7 0
4 years ago
Read 2 more answers
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