SOLUTION: Four students were scheduled to give book reports in 1 hour. After the 1st report, 2/3 hour remained. The next 2 reports took 1/6 hour and 1/4 hour. What fraction of the hour re

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: Four students were scheduled to give book reports in 1 hour. After the 1st report, 2/3 hour remained. The next 2 reports took 1/6 hour and 1/4 hour. What fraction of the hour re      Log On


   

Question 897689: Four students were scheduled to give book reports in 1 hour. After the 1st report, 2/3 hour remained. The next 2 reports took 1/6 hour and 1/4 hour. What fraction of the hour remained?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
The 1st report took +1%2F3+ hr
The next two reports took +1%2F6+ and +1%2F4+ hr
+1+-+%28+1%2F3+%2B+1%2F6+%2B+1%2F4+%29+ is the time left
+12%2F12+-+4%2F12+-+2%2F12+-+3%2F12+
+12%2F12+-+9%2F12+
+3%2F12+=+1%2F4+
1/4 of an hour is left