Author: Jeff Miller

GMAT OFFICIAL GUIDE PS Solution: When reading through this question, notice that we are asked which of the following is a POSSIBLE value of E – S. This tells …

GMAT OFFICIAL GUIDE PS Solution: Answer: A (Note: We can divide both sides by y because it’s given that y does not equal 0. Otherwise, we couldn’t divide both …

GMAT OFFICIAL GUIDE PS Solution: To solve we need to review some rules about parallelograms. In parallelograms there are two main rules about the relationships between the angles: 1) …

GMAT OFFICIAL GUIDE PS Solution: We are given the equation y = kx + 3, where k is a constant. We are also given that y = 17 when …

GMAT OFFICIAL GUIDE PS – √80 + √125 = Solution: To solve the problem we must simplify the radicals. Radicals should be simplified whenever possible. Since the square root …

GMAT OFFICIAL GUIDE PS Solution: 1< 5n + 5 < 25 is a compound inequality. Compound inequalities often need to be manipulated, and we can use the rules of …

GMAT OFFICIAL GUIDE PS Solution: We are given the expression 1 – (1/2 – 2/3), and we need to determine the value. We start by getting a common denominator …

GMAT OFFICIAL GUIDE PS Solution: Let’s first determine the sum of 7/8 and 1/9. 7/8 + 1/9 Getting a common denominator of 72 gives us: 63/72 + 8/72 =71/72 …