Logic Questions for GRE
Answer: B, D, F In General: i) Trial and error is best used for multiple answer questions ii) Since the remainder must be 3, create an equation such that 16k + 3 = N iii) Use this information to build a table to keep track of your tested values!
A) 0 B) 1 C) 2 D) 3 E) 4 F) 5
Answer: D In General: i) To find the Least greatest: deviate from the mean because they are distinct ii) Largest distinct term occurs when the others are minimized
A) 0 B) 5 C) 13 D) 28 E) 40
Answer: 26 In General: i) With these minimum/maximum scenario questions, they seem like combinations, but actually requires us to think on the extremes! ii) You could choose 24 = 6 • 4 so none of the 5th color is selected until the 25th time. But we need two, so the 26th time is the answer
A) 24 B) 25 C) 26 D) 27 E) 28
Answer: B In General: i) THIS SCREAMS TOO COMPLEX! ii) It is useful to write out complex problems like this to be case by case
A) 48 B) 49 C) 50 D) 51 E) 52
Answer: C In General: i) Write out how given information, radii, arcs, etc. relate in overlapping circles
A) 6π B) 9π C) 12π D) 18π E) 36π
Answer: A In General: i) If we want |x + y + z| to be as close as 0 as possible, then any value of x, y, and z must add as close as possible to zero ii) If 6 ≤ x ≤ 8 then x can be 6 or -6 and so on and so on
A) 0 B) 1 C) 2 D) 3 E) 4
Answer: 90 In General: i) removing part of a mixture removes the portion of the individual components ii) do not fall into a multi-variable trap with mixture problems
Numeric entry.
