Question

 A wall in Marcus's bedroom is 813 feet high and 1615 feet long. If he paints 13 of the wall blue, how many square feet will be blue?​

Answer 1

17,068,935 square feet

Explanation:

square feet 1 wall = 813*1615 = 1312995

square feet 13 walls = 1312995*13 = 17068935 squre feet