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Algebra
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OpenStudy (anonymous):
in a classroom, 8 out of 19 students surveyed say they had two or more siblings. If the entire school has 570 students, predict the number of students that have two or more siblings.
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OpenStudy (perl):
so we can generalize, based on this sample, what the proportion of the entire school is
OpenStudy (perl):
|dw:1414784164313:dw|
OpenStudy (anonymous):
these are the answers 330, 240, 30, 11
OpenStudy (anonymous):
Just put x on LHS and rest of the terms at RHS and solve
OpenStudy (anonymous):
would it be 30?
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