Question

Tim installs 50 square feet of his floor in 45 minutes. At this rate how long does it take him to install 495 square feet?

Answer 1

Answer:

99.5 minutes

Step-by-step explanation:

50=45 min

495=?

495×45÷50

Answer 2

Answer:445.5

Step-by-step= for every 50 square feet Tom installs it takes 45 minutes.

So for every one square feet it takes him 9 seconds. Then you multiply 0.9 by 495 because yom is spending 9 seconds on one square foot and he is planning to install 495 square feet.