anonymous
  • anonymous
Mrs. Brown gives two tests to her class. 30% of the class passed both tests and 45% of the class passed the first test. What percent of those who passed the first test also passed the second test?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
no yur answer not because yu got to have a percent
anonymous
  • anonymous
lets say there are 100 people in the class then 45 passed the first test, and 30 passed both
inkyvoyd
  • inkyvoyd
Draw a venn diagram.

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More answers

anonymous
  • anonymous
so is it gonna be 15%
inkyvoyd
  • inkyvoyd
no.
anonymous
  • anonymous
|dw:1332422183959:dw|
anonymous
  • anonymous
so 30 put of the 45 who passed first test also passed second test. as a percent this is \[\frac{30}{45}=\frac{2}{3}=66\tfrac{2}{3}\%\]
inkyvoyd
  • inkyvoyd
Correcto, and I would give you a second medal.
anonymous
  • anonymous
|dw:1332422073861:dw|
anonymous
  • anonymous
so that mean its 15%
apoorvk
  • apoorvk
30 out of 45 is 66.66% of it... (that is two-thirds). so it should be 66.66%
anonymous
  • anonymous
but thats on my answer choice
anonymous
  • anonymous
|dw:1332422683187:dw|

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