Question

The Johnston’s family plan to add a room to their house. The new 18’ x 20’ room will cost a average of $70 per square foot . The built in book shelves will cost $3,100 more what will be the total cost ? PLEASE HELP

Answer 1

I think the answer is 28,300

Explanation:

18x20 = 360 square feet

360x70= 25,200

25,200+3,100= 28,300

28,300 is your final answer!