Bunuel wrote:

The figure above shows how three square flower beds X, Y and Z are situated. If the area of X is 36 square meters and the area of Y is 64 square meters, what is the area in square meters, of Z?

(A) 100

(B) 169

(C) 196

(D) 200

(E) 225

Attachment:

2017-11-10_1033_001.png

Since the area of X is 36, a side of X is 6. Since the area of Y is 64, a side of Y is 8. Thus, a side of Z is 6 + 8 = 14, and the area of Z is 14 x 14 = 196.

Answer: C

_________________

Jeffery Miller

Head of GMAT Instruction

GMAT Quant Self-Study Course

500+ lessons 3000+ practice problems 800+ HD solutions