Shaver Bicycle Shop assembles and sells tricycles and bicycles. The frames are purchased from one supplier and the wheels from another. The following materials are required:

\begin{tabular}{ll}

\hline \multicolumn{1}{c}{ Bicycles } & \multicolumn{1}{c}{ Tricycles } \\

\hline One 22-inch frame, $\$ 35$ & One 12-inch frame, $\$ 15$ \\

Two 22-inch wheels, $\$ 10$ each & Two 4-inch wheels, $\$ 10$ each \\

& One 12-inch wheel, $\$ 7.50$ \\

\hline

\end{tabular}

Management anticipates that 150 bicycles and 160 tricycles will be assembled during the first quarter of 2000 . On December 31,1999, the following assembly parts are on hand:

22-inch frames. . . . . . . . . . . . . . . . . . 12 22-inch wheels. . . . . . . . . . . . . . . . . . . . 20 12-inch frames. . . . . . . . . . . . . . . . . . 8 4-inch wheels . . . . . . . . . . . . . . . . . . . . 24 12-inch wheels. . . . . . . . . . . . . . . . . . 10 Management also decides that, beginning in January, the inventory of parts on hand at the end of each month should be sufficient to make 10 bicycles and 10 tricycles.

Prepare a direct materials usage and purchases budget for the first quarter of 2000 .