Xenia is ordering a cake for her friend’s wedding. She knows that there will be 110 guests at the wedding, and she is trying to decide how large a cake to order. She has been told that each guest should get a piece of cake that is 4 inches by 4 inches. She would like to buy a tiered, square three-layer cake and is trying to decide which sizes of cakes to order. Which combination of cakes should she get? The available sizes, in inches, are:
32 Ă— 32
28 Ă— 28
24 Ă— 24
20 Ă— 20
16 Ă— 16
12 Ă— 12
8 Ă— 8
A. 8 Ă— 8, 12 Ă— 12, and 16 Ă— 16
B. 16 Ă— 16, 20 Ă— 20, and 24 Ă— 24
C. 20 Ă— 20, 24 Ă— 24, and 28 Ă— 28
D. 24 Ă— 24, 28 Ă— 28, and 32 Ă— 32
