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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: Define the 'Third side' rule for triangles


2. An integer is divisible by 8 if...


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






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






5. How do you solve a combination?


6. HIGH: What is the unfactored version of (x-y)² ?






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






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






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






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






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


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






13. Define 'proportionate' values






14. An integer is divisible by 4 if...


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


16. HIGH: What is the factored version of (x+y)(x-y) ?






17. How many degrees does a circle contain?






18. If x² = 144 - does v144 = x?






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


20. An integer is divisible by 9 if...






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


22. An integer is divisible by 5 if...






23. Define the median of a set of numbers - and how to find it for an odd and even number of values in a set.


24. What degree angle is a line?






25. Define the mode of a set of numbers.






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






27. HIGH: What is the side ratio for a 30:60:90 triangle?






28. What is an 'equilateral' triangle?






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






30. HIGH: x^-n is equal to






31. Convert to a percentage: 4/5






32. Explain the special properties of zero.






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






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


35. How many angles are formed when 2 lines intersect? and what is the sum of these angles?






36. Convert to a percentage: 2/5






37. HIGH: How do you get rid of the fraction in this equation: 5x + 3/2 = 7x






38. What do permutation problems often ask for?






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






40. What is a 'Right' angle?






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






42. Define the range of a set of numbers.






43. HIGH: Area of a circle






44. HIGH: Rough est. of v1 =






45. HIGH: Define the formula for calculating slope.






46. How do you solve a permutation?






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






48. HIGH: What is the median?






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






50. How precise do you need to be - using p on the GRE?