Question

colin and his sister cathy are cleaning their house on saturday morning. Their house has nine rooms in it. They figure it takes one person about 8 mins to clean one room how long will it take them to clean the whole house if they work together the whole time? work MUST be shown

Answer 1

please help!

Answer 2

U sure u can't do this?

Answer 3

positive

Answer 4

If it takes 1 person 8 minutes, then it should take 2 people together 4 minutes... 4x9 = 36, so it should take then 36 minutes (without breaks of course)

Answer 5

If it took u 8 minutes to clean a room and your twin helped u wouldn't it take half the time?

Answer 6

ohhhh now i get it thanks (: