GMAT Q&A Mastery Bundle

Distance Rate x Time = Distance Basic Probability Formula Number of outcomes you want / total number of possible outcomes Probability of Both things happening Probability A x Probability B = Both things happening Probability of one or the other thing happening Probability A + Probability B ...

Perfect Squares 1 - 15 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225 Perfect Cubes 1 - 15 1, 8, 27, 64, 125, 216, 343, 512, 729, 1000, 1331, 1728, 2197, 2744, 3375 2³ 8 2⁴ 16 2⁵ 32 2⁶ 64 2⁷ 128 2⁸ 256 2⁹ 512 2¹⁰ 1024 3³ 27 3⁴ 81 ...

4^x + 4^-x = 2 To get reciprocals to equal 2, both must be 1, so x = 0 Point Q lies in the interior of a particular circle. Is point Q the center of the circle? (1) There exist points A, B, and C, all distinct points on the circle's circumference, such that the distances QA, QB, and QC are i...

Unlike most other mergers in the utility industry, which have been driven by the need to save money and extend companies' service areas, the merger of the nation's leading gas [and electric company is intended to create a huge marketing network for the utilities in question with states opening] th...

"Alexandra needs to mix cleaning solution in the following ratio: 1 part bleach for every 4 parts water. When mixing the solution, Alexandra makes a mistake and mixes in half as much bleach as she ought to have. The total solution consists of 27 mL. How much bleach did Alexandra put into the soluti...

Plant scientists have been able to genetically engineer vegetable seeds to produce crops that are highly resistant to insect damage. Although these seeds currently cost more than conventional seeds, their cost is likely to decline. Moreover, farmers planting them can use far less pesticide, and most...

An argument is made up of premises (data) and a conclusion which was drawn on the basis of these premises. An argument is comprised of: Premise(s) - factual data or a given; Conclusion - statement, opinion, or judgment based on the premise(s). The conclusion may be logical (Example 1) or flawe...

Is the smallest of five consecutive integers even? (1) The product of the five integers is 0. (2) The sum of the five integers is 0. a. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. b. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. ...

2^2 4 1^2 1 3^2 9 4^2 16 5^2 25 6^2 36 7^2 49 8^2 64 9^2 81 10^2 100 11^2 121 12^2 144 13^2 169 14^2 196 15^2 225 25^2 625 √2 1.414 √3 1.732 √5 2.236 2^0 1 2^1 2 2^3 8 2^4 16 2^5 32 2^6 64 2^7 128 2^8 256 2^9 512 ...

Common Factors Break down both numbers to their prime factors to see what factors they have in common. Multiply all combinations of shared prime factors to find all common factors. Gross Profit Gross profit = Selling Price - Cost Combined Events For events E and F: • not E = P(not E) = 1 - ...

C. Each student in a room is a sophomore, a junior, or a senior. Each of these students has exactly one of the categorizations of sophomore, junior, and senior. How many students in the room are seniors? STATEMENT 1: There are a total of 36 students in the room, of which 1/3 are sophomores. STATE...