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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. What are the side ratios for a 30:60:90 triangle?






2. What is the equation for a group problem?






3. Explain how to calculate an average (arithmetic mean)






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






5. List all the prime numbers that are less than 30:






6. HIGH: What is the equation of a line?


7. HIGH: what is the side ratio for a Right Isosceles triangle?






8. Explain the difference between a digit and a number.


9. If x² = 144 - does v144 = x?






10. How do you solve a permutation?






11. HIGH: To divide powers with the same base...






12. HIGH: What is the median?






13. Define the mode of a set of numbers.






14. HIGH: Area of a circle






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






16. v4 =






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






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






19. Convert to a percentage: 1/4






20. What number goes on the bottom of a probability fraction?






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






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






23. HIGH: Describe and define three expressions of quadratic equations - in both factored and unfactored forms. Know these cold.






24. How is a range expressed with inequalities?






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






26. What is a 'Right' angle?






27. Diameter of a circle?






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






29. Explain how to use a 'Rate Pie'






30. What is the 'Third side' rule for triangles?






31. When a pair of parallel lines is intersected by another line - two types of angles are formed. What are they?


32. How many degrees does a circle contain?






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






34. HIGH: How much of your times table should you know - for the GRE?






35. When 2 lines are perpendicular to each other - their intersection forms 4 angles. What degree are these 4 angles?






36. If something is possible but not certain - what is the numeric range of probability of it happening?






37. HIGH: Simplify this: v75/v27






38. Simplify this: v32






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


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


41. HIGH: What is the Pythagorean theorem?


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






43. What is the formula to determine probability?






44. Explain the special properties of zero.






45. Probability Formula






46. How do you calculate the probability of EITHER one event OR another event happening? (Probability of A or B)






47. How do you solve a combination?


48. An integer is divisible by 6 if...


49. Convert to a percentage: 3/5






50. List two odd behaviors of exponents