GRE- Quantitative Reasoning
A. Option A
B. Option B
C. Option C
D. Option D
E. Option E

Answer(s): E
Explanation: Since the two areas both equal L x W, the master bedroom (the longer room)
must have a length
of and a width of
W. Accordingly, the perimeter of the master
bedroom

=
.

QUESTION: 49

The number 40.5 is 500 times larger than which of the following numbers?

A. 0.810
B. 0.2025
C. 0.0810
D. 0.02025
E. 0.00810

Answer(s): C
Explanation: A quick way to divide by 500 is to first divide by 1,000, and then multiply the
quotient by 2. In this problem, then, divide 40.5 by 1,000 by simply shifting the decimal point 3
places to the left, and then multiply that quotient by 2. The calculation is very simple:
(0.0405) (2) = 0.0810

QUESTION: 50

In the simple light show pictured above, a light starts at the center (white) at time zero and
moves once every second in the following pattern: from white (W) to blue (B), back to white,
then to green (G), back to white, then to red (R), and back to white--in a counter-clockwise
direction. If the light continues to move in this way, what wil be the color sequence from the
208th second to the 209th second?

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