10. As part of a science project, Caroline needs to make a model of planet Earth with a 7-inch diameter using playdough. If one container of playdough contains 9 cubic inches, how many containers will she need? 11. A cylinder with a 3.5-inch diameter is drilled into the wooden cube below. If the wood weighs 6 grams per cubic inch, find the weight of the cube. 12. Find the total volume. 26 ft 9 in 9 in 14 ft 9 In