Question 413032
it takes 2 days to frame 3 rooms.


how long will it take to frame 7 rooms?


your rate of rooms per day is equal to 3/2.


your rate of days per room is equal to 2/3.


to do 7 rooms, you would use days per room to get 7 * 2/3 = 14/3 = 4 + 2/3 days.


you were reasonable.