August hosted two dinner parties for his friends. Twenty-five guests attended the first party, and twenty-eight guests attended the second party. What is the percentage increase of the number of guests from the first party to the second party?
12%
90%
10%
88%
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OpenStudy (anonymous):
@Rainbow_dashie
OpenStudy (rainbow_dashie):
Oh, this, I am sorry. I suck at this
OpenStudy (anonymous):
what about ols?
OpenStudy (rainbow_dashie):
ya i can
OpenStudy (anonymous):
im goingt to close this so it can be me and u
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OpenStudy (anonymous):
@Rainbow_dashie
OpenStudy (anonymous):
hold on trying to get it!
OpenStudy (anonymous):
Akira estimated that a tree was 40 years old. The true age of the tree was 47 years old.
Which expression can be used to calculate the percent error in Akira’s estimate?
A. \[\frac{ 47-40 }{ 40 }\times 100%\]
B.\[\frac{ 47-40 }{ 47 }\times 100%\]
C.\[\frac{ 40-47 }{ 40 }\times 100%\]
D.\[\frac{ 47-40 }{ 47 }\times 100%\]
OpenStudy (anonymous):
the last two they have bars in the front and the end
OpenStudy (anonymous):
this is 9:9
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