Grush Consulting Has Five Projects to Consider Revenue from Each Project Is Also Shown

Grush Consulting has five projects to consider. Each will require time in the next two quarters according to the table below. $$\begin{array} { c c c c } \text { Project } & \text { Time in first quarter } & \text { Time in second quarter } & \text { Revenue } \\\hline \text { A } & 5 & 8 & 12000 \\\text { B } & 3 & 12 & 10000 \\\text { C } & 7 & 5 & 15000 \\\text { D } & 2 & 3 & 5000 \\\text { E } & 15 & 1 & 20000\end{array}$$ Revenue from each project is also shown. Develop a model whose solution would maximize revenue, meet the time budget of 25 in the first quarter and 20 in the second quarter, and not do both projects C and D.