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There's a problem on my homework that my friends and I don't get... Can you guys help?

Okay, here's the problem:

A class picture includes 95% of the class. Seven students were absent. How many students in the class?

Thanks for the help!

Llama on!

MamaLlama

 Feb 27, 2015

Best Answer 

 #3
avatar+129850 
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Well....if 95% were present.....then the 7 that were absent must represent 5% of the class.

Then 20 times 5% would be 100%....therefore....20 times 7 = 140....and that's the whole class.

 

  

 Feb 27, 2015
 #1
avatar+6 
+8

Yeah! I'm working on the same problem and we need help. Please?!

 Feb 27, 2015
 #2
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0

Help us please!

 Feb 27, 2015
 #3
avatar+129850 
+10
Best Answer

Well....if 95% were present.....then the 7 that were absent must represent 5% of the class.

Then 20 times 5% would be 100%....therefore....20 times 7 = 140....and that's the whole class.

 

  

CPhill Feb 27, 2015

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