Probability with rectangles GMAT, GRE

How many unique rectangles are possible that have a perimeter of not more than 258cm and integers for the length of each side?

A. 65
B. 129
C. 4158
D. 4160
E. 130

Arithmetic Progression And Geometric Progression Gmat, Gre Problem

The second, the first and the third term of an Arithmetic Progression  whose common difference is non zero but lesser than 200, form a Geometric Progression in that order. What is the common ration of that Geometric Progression?

A. 1
B. -1+
C. 2
D. -2
E. |1|

Min Max GMAT, GRE Question

Positive integers a, b, c, d and e are such that a < b < c < d < e. If the average (arithmetic mean) of the five numbers is 6 and d - b = 3, then what is the greatest possible range of the five numbers?

A. 12
B. 17
C. 18
D. 19
E. 20

Coordinate Geometry Question GMAT, GRE

The graph of which of the following equations is a straight line that is parallel to line l in the figure above?

(A) 3y − 2x = 0
(B) 3y + 2x = 0
(C) 3y + 2x = 6
(D) 2y − 3x = 6
(E) 2y + 3x = −6