epdf.pub_cbest-cliffs-test-prep13a9b242c7cb4125e6cca92d00a73d5a41681

2 S
The Mathematics Section
One way to solve this problem is to draw a square, then double all its sides. Then
compare the two areas:
Your first diagram:
S
S
S
S
Double every side:
S
2 S
S
S
S
Notice that the total area of the new square is now four times the original square.
The correct answer is C.
34. What is the maximum number of pieces of birthday cake of size 4" by 4"
that can be cut from a cake 20" by 20"?
A. 5
B. 10
C. 16
D. 20
E. 25
Sketching the cake and marking it as follows makes this a fairly simple problem.
20"
4 4 4
4 4
4
4 20"
4
4
61