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GRE Math: Common Errors

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. Which is greater? 200x^295 or 10x^294?






2. Formula to find a circle'S circumference from its diameter?






3. Evaluate 4/11 + 11/12






4. Max and Min lengths for a side of a triangle?






5. To convert a percent to a fraction....






6. How to determine percent increase?






7. What number between 70 & 75 - inclusive - has the greatest number of factors?






8. What are congruent triangles?






9. A number is divisible by 9 if...






10. Legs 6 - 8. Hypotenuse?






11. Simplify the expression [(b^2 - c^2) / (b - c)]






12. What is the 'Restricted domain of a function'?






13. How many multiples does a given number have?






14. What is a parabola?






15. What is the 'Solution' for a system of linear equations?






16. Which quadrant is the upper left hand?






17. How to find the circumference of a circle which circumscribes a square?






18. 5/6 in percent?






19. What is the graph of f(x) shifted right c units or spaces?






20. Can the output value of a function have more than one input value?






21. What is a tangent?






22. What is a major arc?


23. What is the side length of an equilateral triangle with altitude 6?






24. The objects in a set are called two names:






25. Is 0 even or odd?






26. What is the formula for computing simple interest?






27. What are the integers?






28. If 4500 is invested at a simple interest rate of 6% - what is the value of the investment after 10 months?






29. Suppose that the graph of f(x) is the result of sliding the graph of y=2x^2 down 3 units of spaces. What is the new equation?






30. What is the ratio of the sides of an isosceles right triangle?






31. What is the slope of a horizontal line?






32. There are 10 finalists for the school spelling bee. A first - second - and third place trophy will be awarded. In how many ways can the judges award the 3 prizes?






33. What is the name for a grouping of the members within a set based on a shared characteristic?






34. What is the 'Solution' for a set of inequalities.






35. What does scientific notation mean?






36. a^2 + 2ab + b^2






37. (x^2)^4






38. How many sides does a hexagon have?






39. The perimeter of a square is 48 inches. The length of its diagonal is:






40. 3/8 in percent?






41. What transformation occurs if point C is reflected over the x-axis and then the y-axis?






42. 2sqrt4 + sqrt4 =






43. What is the third quartile of the following data set: 44 - 58 - 63 - 63 - 68 - 70 - 82






44. What is a chord of a circle?






45. Can you subtract 3sqrt4 from sqrt4?






46. What is the empty set?






47. What is the 'domain' of a function?






48. Legs: 3 - 4. Hypotenuse?






49. What is the measure of an exterior angle of a regular pentagon?






50. What is a subset?