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GRE High Frequency Math Terms

Subjects : gre, math
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. HIGH: What is the side ratio for a 30:60:90 triangle?






2. Explain the special properties of zero.






3. What is an 'equilateral' triangle?






4. Probability Formula






5. HIGH: Explain a method for quickly comparing fractions with different denominators - to determine which is larger.


6. HIGH: What are the percentages for standard deviation?






7. Explain how to use a 'Rate Pie'






8. Simplify this: v32






9. Explain how to solve for 7/¼






10. HIGH: Describe how to deal with 2 sets of parentheses.






11. HIGH: x^-n is equal to






12. If x² = 144 - does v144 = x?






13. Explain how to divide fractions.






14. What is the formula to determine probability?






15. HIGH: How do you multiply and divide square roots?






16. How do you calculate the probability of two events in a row? (Probability of A and B)






17. HIGH: What is the formula for the diagonal of any square?






18. HIGH: What is the order of math operations - and the mnemonic to remember it?






19. HIGH: Define the formula for calculating slope.






20. How do you add or subtract fractions?






21. If something is certain to happen - how is the probability of this event expressed mathematically?






22. What should you do BEFORE you start to solve a GRE math problem?


23. What is the name of a line that extends from the center of a circle to the edge of a circle?






24. What is the factored version of x² -2xy + y² ?






25. How do you solve a permutation?






26. How is a range expressed with inequalities?






27. HIGH: What is the unfactored version of (x+y)² ?






28. HIGH: What is the factored version of x² + 2xy + y² ?






29. In a coordinate system - what is the origin?






30. What is the key to dealing with ratio questions?






31. Does order matter for a permutation? How about for a combination?






32. For a bell curve - what three terms might be used to describe the number in the middle?






33. HIGH: What is the mode?






34. Explain the difference between handling a permutation versus a combination.






35. On the GRE - should you ever assume that diagrams are truthful?






36. Solve this: v6 * -v6 = ?






37. The three exterior angles of a triangle add up to...






38. What'S a handy rough estimate for a circle'S perimeter - if you know it'S diameter?


39. What is one misleading characteristic of quadratic equations that will be exploited on the GRE?






40. An integer is divisible by 3 if...






41. The probability of an event happening and the probability of an event NOT happening must add up to what number?






42. What is the sum of any 'big' angle and any 'Small' angle?






43. What causes 80% of errors on the math section of the GRE?






44. HIGH: Explain the process to solve '56 is what percent of 80?'


45. HIGH: How do you multiply powers with the same base?






46. HIGH: What is 'absolute value' - and how is it represented?


47. HIGH: How do you calculate the length of an arc?


48. HIGH: Rough est. of v3 =






49. Area of a square?






50. What'S one way to avoid mistakes on algebra questions in the GRE?