Author: Jeff Miller

GMAT OFFICIAL GUIDE PS Solution: We can solve this question using the natural relationships that all two-digit numbers have. As an example, we can express 37 as (10 x …

GMAT OFFICIAL GUIDE PS Solution: We are given a diagram of a patio and a house. Let’s first sketch that diagram. We must determine the area of the patio. …

GMAT OFFICIAL GUIDE PS We are given that a manufacturer produces 20,000 units and that between 0.3 and 0.5 percent of the units are defective. We also know that …

GMAT OFFICIAL GUIDE PS Solution: Although our first instinct may be to use the substitution method to determine the values for x and y, it will actually be more …

GMAT OFFICIAL GUIDE PS Solution: We need to determine the value of N in the equation (1 – 1.25)N = 1. (1 – 1.25)N = 1 (-0.25)N = 1 …

GMAT OFFICIAL GUIDE PS Solution: We are given that k^2 = m^2, and we can start by simplifying the equation by taking the square root of both sides. √k^2 …

GMAT OFFICIAL GUIDE PS Solution: We need to determine the result of 1/3 + 1/2 – 5/6 + 1/5 + 1/4 – 9/20 Let’s add the given fractions in …

GMAT OFFICIAL GUIDE PS Solution: We are given that the price of a coat is $500 and that the price is reduced by $150. Thus, the price is reduced …