SOLUTION: a movie is 2 1/4 hours long.when the movie begins,there are 64 people in the theater.in the first half hour,3/8 of the people leave.in the next half hour,1/5 of the remaining peopl

Algebra ->  Equations -> SOLUTION: a movie is 2 1/4 hours long.when the movie begins,there are 64 people in the theater.in the first half hour,3/8 of the people leave.in the next half hour,1/5 of the remaining peopl      Log On


   

Question 741159: a movie is 2 1/4 hours long.when the movie begins,there are 64 people in the theater.in the first half hour,3/8 of the people leave.in the next half hour,1/5 of the remaining people leave.the rest of the people stay the entire movie.what percent of the people who began seeing the movie stayed for the entire movie ?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+%283%2F8%29%2A64+ people leave in the 1st half hour
+%285%2F8%29%2A64+=+40+ people are remaining
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+%281%2F5%29%2A40+ leave in the next half hour
+%284%2F5%29%2A40+=+32+ people are remaining
+%28+32%2F64+%29%2A100+=+50+
50% of those who began see the entire movie