2011 AMC 8 Problems/Problem 5
Contents
Problem
What time was it minutes after midnight on January 1, 2011?
Solution 1
There are minutes in an hour.
or
hours and
minutes. There are
hours in a day, so the time is
hours and
minutes after midnight on January 2, 2011.
Solution 2
Like the previous solution, minutes is
hours and
minutes. That means it has to be January 1 at 9:31PM or January 2 at 9:31AM because they are the only ones that end with 31. But, the answer can’t be in January 1 because there are 24 hours in a day and 33 is greater than 24. So, the answer is
.
-RealCXY
See Also
2011 AMC 8 (Problems • Answer Key • Resources) | ||
Preceded by Problem 4 |
Followed by Problem 6 | |
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 |
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