Answer:
yas thanks
Step-by-step explanation:
the answer is 445.5
what I did was divide 50 by 495 and got 9.9 then since it took 45 minutes every 50 square feet of floor i multiplied 45 x 9.9 and got 445.5
two people I hope I could help
285
4(5x15-2)-7
4(75-2)-7
4x73-7
292-7
