2020 AMC 12A Problems/Problem 1
Contents
Problem
Carlos took of a whole pie. Maria took one third of the remainder. What portion of the whole pie was left?
Solution 1
If Carlos took of the pie, there must be left. After Maria takes of the remaining of the remaining is left.
Therefore, the answer is
~Awesome2.1 (Solution)
~quacker88 ( Adjustments)
Solution 2
Like solution 1, it is clear that there is of the pie remaining. Since Maria takes of the remainder, she takes meaning that there is left.
~DBlack2021
Solution 3 (One Sentence)
We have of the whole pie left.
~MRENTHUSIASM
Video Solution
~IceMatrix
Video Solution
https://www.youtube.com/watch?v=1fkJ2Mm55Ls
~The Power of Logic
See Also
2020 AMC 12A (Problems • Answer Key • Resources) | |
Preceded by First Problem |
Followed by Problem 2 |
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 12 Problems and Solutions |
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