Problem:
Compute the rank of
$\left(
\begin{array}{cccc}
 \frac{9}{4} & \frac{35}{8} & \frac{35}{8} & 4 \\
\end{array}
\right)$.
Answer:
$1$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/rank_and_nullity/19307.txt'}