Ellie can paint a room in 2 hours, and Diedre can paint the same room in 4 hours. How many minutes will it take Ellie and Diedre, working together, to paint the room?
1/2 + 1/4=3/4 of the room is painted by the two in an hour
therefore, the two will take
1/(3/4)=1 1/3 hrs
they will take one and a third hours
In the book witch of blackbird pond what was the nature of Kit's final convo with Willam?
Content will be erased after question is completed.
Enter the email address associated with your account, and we will email you a link to reset your password.
Forgot your password?