Fill in the Blanks

Short Answer

Fill in the blanks.
 

$\begin{array}{l}\hline { \text { Gear A } }\quad\quad\quad\quad\quad\quad\quad \text { Gear B } \\\begin{array}{ | l | l | l | l | } \hline \begin{array} { l } \text { Number of } \\\text { teeth }\end{array} & \mathrm { rpm } & \text { Number of teeth } & \mathrm { rpm } \\\hline 60 & 100 & &125 \\\hline 340 & &35 & 680 \\\hline\end{array}\end{array}$