Dave is hanging dry wall in his house with square rooms. He completes on average 2/3 of a wall in 1/2 of an hour. What is Daves rate of completion expressed in walls per hour?
A. 1/3
B. 3/4
C. 1 1/6
D. 1 1/3

The answer is D.

Step-by-step explanation:

If you multiply 2/3 by 2 you get 4/3 and if you simplify you get 1 1/3. Hope this helps! Have an amazing day!

a) 0.25x times 3. (could be wrong on equation.)

b) 2.25 pound of dark chocolate. (can i eat all the chocolate? plz? anyway, again, could be wrong, but i hope im right. all the chocolate together should be 5.25 pounds)

have a good day!

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,