100 points AGAIN (bc I'm a legend) I really need help... what is 2+5?

jk i wanted to give away points.
answer the question though so moderators don't come after me AGAIN

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Pranza plotted point a in the coordinate plane below.

In the diagram, a building cast a 35-ft shadow and a flagpole casts an 8-ft shadow. if the the flagpole is 18 ft tall, how tall is the building? round the the nearest tenth.