Background information:
Veteran Betterment has a set of blueprints which show the complete building design layout. The blueprint shows a scale factor of 0.5 inches to 7.5 feet. Please use this scale factor and the information on the blueprint to answer the following questions about the dimensions of the real building.

Look at the picture attached:
What will the height of the building in the real world be?

What will the area of the roof in the real world be?