Difference between revisions of "1997 AJHSME Problems/Problem 8"
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* [[AJHSME Problems and Solutions]] | * [[AJHSME Problems and Solutions]] | ||
* [[Mathematics competition resources]] | * [[Mathematics competition resources]] | ||
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Latest revision as of 23:26, 4 July 2013
Problem
Walter gets up at 6:30 a.m., catches the school bus at 7:30 a.m., has 6 classes that last 50 minutes each, has 30 minutes for lunch, and has 2 hours additional time at school. He takes the bus home and arrives at 4:00 p.m. How many minutes has he spent on the bus?
Solution
There are 
hours from 7:30 a.m. to noon, and 
hours from noon to 4 p.m., meaning Walter was away from home for a total of 
hours, or 
minutes.
Tallying up the times he was not on the bus, he has 
minutes in classes, 
minutes at lunch, and 
minutes of "additional time". That is a total of 
minutes that Walter was away from home, but not on the bus.
Therefore, Walter spent 
minutes on the bus, and the answer is 
See also
| 1997 AJHSME (Problems • Answer Key • Resources) | ||
| Preceded by Problem 7 |
Followed by Problem 9 | |
| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 | ||
| All AJHSME/AMC 8 Problems and Solutions | ||
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions. 
