If you and a friend get a job painting houses for a summer job. You can paint a room twice as fast as your friend. If you can paint a room in 4 hours, how many hours
would it take for your friend to paint a room alone?

8 hrs

Step-by-step explanation:

4*2=8 i think

Scenario 1: Assume that you paint a room by yourself in four hours.

Then your friend would take eight hours.

Scenario 2: If it took both you and your friend 4 hours to paint a room, then that means that you would have taken approximately 1.3 hours and your friend approximately 2.6 hours to paint that specific room.

b) the dogs need to shift their focus to human scent.

ur mom

step-by-step explanation: