Answer - 5
Explanation - answer is not 13...
4 + ___ = 9
So now you should 9 - 4 = 5
so answer is 5.....
I hope you Understand...
your calculations for volume (pi x r^2 × h) and surface area (2 × pi × r (h+r)) are correct. However your ratio are incorrect. From the formulas the ratio of surface area to volume would be r×h:2(h+r)
742. To find the number, multiply 1060 by 0.7 since Val scored 30% less, and get 742.
The sidewalk is 2 1/2 yards long. We are going to paint on only 1 1/2 yards. We will be using water colors.