Leona bought a 1-year, $10,000 certificate…
May 6, 2015
GMAT OFFICIAL GUIDE PS Solution: We use the compound interest equation: Future Value = (Present Value)(1 + r/n)^nt where r is the annual interest rate, n is the number …
Author: Jeff Miller
In the Johnsons’ monthly budget, the dollar amounts allocated…
May 6, 2015
GMAT OFFICIAL GUIDE PS Solution: To solve this question, it will be best to first express the given ratio using variable multipliers. Thus, we have: Household Expenses : Food …
M is the sum of the reciprocals of the consecutive integers…
May 6, 2015
GMAT OFFICIAL GUIDE PS Solution: Let’s first analyze the question. We are trying to find a potential range for M, and M is equal to the sum of the …
At least 2/3 of the 40 members of a committee must vote in
May 6, 2015
GMAT OFFICIAL GUIDE PS Solution: This problem tests our understanding of fractions. Any time we see a fraction on the GMAT there is a good chance that they will …
A gym class can be divided into 8 teams…
May 6, 2015
GMAT OFFICIAL GUIDE PS Solution: We are given that a gym class can be divided into 8 teams or 12 teams, with an equal number of players on each …
At a certain instant in time, the number of cars, N, traveling on
May 6, 2015
GMAT OFFICIAL GUIDE PS Solution: Although this problem may seem wordy and confusing, it has much more bark than bite. In the given equation, we have variables L, d, …
Two integers will be randomly selected from…
May 6, 2015
GMAT OFFICIAL GUIDE PS Solution: To determine the probability that the sum of the two integers will equal 9, we must first recognize that probability = (favorable outcomes)/(total outcomes). …
At a certain school, the ratio of the number of second…
May 6, 2015
GMAT OFFICIAL GUIDE PS Solution: We are given the following: 1) The ratio of the number of second graders to the number of fourth graders is 8 to 5. …