During a trip, Francine traveled x percent of the total…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: This problem can be solved by using a Rate-Time-Distance table. We are given that Francine traveled x percent of the distance at a rate …
In the figure above, V represents an observation point at on…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: We are being asked to determine the length of RS. To determine this length we need to know the length from point R to …
The trapezoid shown in the figure above represents a cross section…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: Although this problem may seem confusing based on the description of the shape, we must keep in mind that the diagram provided is simply …
In the first week of the year, Nancy saved 1. In each of the next…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: Let’s first set up the pattern of Nancy’s savings. The first week she saved $1, the second week she saved $2, the third week …
If [x] is the greatest integer less than…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: Remember that an integer is a “whole number” (either positive or negative), or 0. Thus, if we want to know the greatest integer less …
If y is the smallest positive integer such that 3,150…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: This problem is testing us on the rule that when we express a perfect square by its unique prime factors, every prime factor’s exponent …
A club collected exactly $599 from its members. If each…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: Let’s first divide= 599 by 12 (the minimum amount each member could contribute) and then use the remainder to finish the problem. 599/12 = …
In a weight-lifting competition, the total weight of Joe’s…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: This problem is a general word translation. We first define variables and then set up equations. We can define the following variables: F = …