Difference between revisions of "2009 AMC 8 Problems/Problem 5"
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\textbf{(D)}\ 68 \qquad | \textbf{(D)}\ 68 \qquad | ||
\textbf{(E)}\ 99</math> | \textbf{(E)}\ 99</math> | ||
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| + | ==See Also== | ||
| + | {{AMC8 box|year=2009|num-b=4|num-a=6}} | ||
Revision as of 16:53, 5 November 2012
Problem
A sequence of numbers starts with 
, 
, and 
. The fourth number of the sequence is the sum of the previous three numbers in the sequence: $1\plus{}2\plus{}3\equal{}6$ (Error compiling LaTeX. Unknown error_msg). In the same way, every number after the fourth is the sum of the previous three numbers. What is the eighth number in the sequence?
See Also
| 2009 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 | ||
