Problem:
Each day Maria must work hours. This does not include the minutes she takes for lunch. If she begins working at A.M. and takes her lunch break at noon, then her working day will end at
Answer Choices:
A. P.M.
B. P.M.
C. P.M.
D. P.M.
E. P.M.
Solution:
Maria's working day ends hours and minutes later than A.M. Eight hours later than A.M. is P.M. Forty-five minutes later than P.M. is P.M.
Maria's total time at work including lunch is minutes less than hours. Nine hours later than A.M. is P.M. Fifteen minutes before P.M. is P.M.
Answer: .
The problems on this page are the property of the MAA's American Mathematics Competitions