Difference between revisions of "2004 AMC 12A Problems/Problem 2"
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==Solution== | ==Solution== | ||
| − | She gets <math>8*2.5=20</math> points for the problems she didn't answer. She must get <math>\lceil \frac{100-20}{6} \rceil =14 \Rightarrow \text {( | + | She gets <math>8*2.5=20</math> points for the problems she didn't answer. She must get <math>\lceil \frac{100-20}{6} \rceil =14 \Rightarrow \text {(C)}</math> problems right to score at least 100. |
==See Also== | ==See Also== | ||
Revision as of 20:47, 10 February 2008
Problem
On the AMC 12, each correct answer is worth 
points, each incorrect answer is worth 
points, and each problem left unanswered is worth 
points. If Charlyn leaves 
of the 
problems unanswered, how many of the remaining problems must she answer correctly in order to score at least 
?
Solution
She gets 
points for the problems she didn't answer. She must get 
problems right to score at least 100.
See Also
| 2004 AMC 12A (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 12 Problems and Solutions | |
