Joshua unfolded a cardboard box. The figure of the unfolded box is shown below 3 inches 3 inches Which calculation will give the total surface area of the cardboard in square inches, that make the box? A. 6 x 3 x 3
B. 3 x 6 x 6
C 9 x 6 x6
D 6 x 9 x o

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?