Difference between revisions of "2015 AMC 10B Problems/Problem 2"
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==Solution== | ==Solution== | ||
− | Marie finishes 2 tasks in <math>1</math> hour and <math>40</math> minutes. Therefore, one task should take <math>50</math> minutes to finish. <math>50</math> minutes after <math>2\!:\!40</math> PM is <math>3\!:\!30</math> PM, so our answer is <math>\boxed{\textbf{(B) }\text{3:30 PM}}</math> | + | Marie finishes <math>2</math> tasks in <math>1</math> hour and <math>40</math> minutes. Therefore, one task should take <math>50</math> minutes to finish. <math>50</math> minutes after <math>2\!:\!40</math> PM is <math>3\!:\!30</math> PM, so our answer is <math>\boxed{\textbf{(B) }\text{3:30 PM}}</math> |
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+ | ==Video Solution== | ||
+ | https://youtu.be/Wc8feyJcn70 | ||
+ | |||
+ | ~Education, the Study of Everything | ||
==Video Solution== | ==Video Solution== |
Latest revision as of 17:09, 2 August 2022
Problem
Marie does three equally time-consuming tasks in a row without taking breaks. She begins the first task at PM and finishes the second task at
PM. When does she finish the third task?
Solution
Marie finishes tasks in
hour and
minutes. Therefore, one task should take
minutes to finish.
minutes after
PM is
PM, so our answer is
Video Solution
~Education, the Study of Everything
Video Solution
~savannahsolver
See Also
2015 AMC 10B (Problems • Answer Key • Resources) | ||
Preceded by Problem 1 |
Followed by Problem 3 | |
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 AMC 10 Problems and Solutions |
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions.