Homework Help: Math 1

Posted by HELP on Saturday, July 21, 2012 at 12:27am.

In audition for school play, 70% passed the quality of the jurors for the first week. of those remaining, 20% were chosen. if only 7 were qualified, how many tried their luck?

Math 1 - drwls, Saturday, July 21, 2012 at 2:16am
Let total number who tried out be X.

0.7 X * 0.2 = 7
X = 7/0.14 = 50
Math 1 - shung, Sunday, July 29, 2012 at 8:04am
50

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