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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. Length of an arc of a circle?






2. x^2 = 9. What is the value of x?






3. What is the set of elements found in both A and B?






4. What is a minor arc?

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5. 1:sqrt3:2 is the ratio of the sides of what kind of triangle?






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






7. What is an arc of a circle?






8. 1/8 in percent?






9. When the 'a' in the parabola is negative...






10. What is the formula for compounded interest?






11. Can you subtract 3sqrt4 from sqrt4?






12. 7/8 in percent?






13. Define an 'expression'.






14. What percent of 40 is 22?






15. If Madagascar'S exports totaled 1.3 billion in 2009 - and 4% came from China - what was the value in millions of the country'S exports to China?






16. If r - t - s & u are distinct - consecutive prime numbers - less than 31 - which of the following could be an average of them (4 - 4.25 - 6 - 9 - 24 - 22 - 24)






17. 70 < all primes< 80






18. 10^6 has how many zeroes?






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






20. What are the rational numbers?






21. 8.84 / 5.2






22. What is the name of set with a number of elements which cannot be counted?






23. 20<all primes<30






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






25. The four angles around a point measure y - 2y - 35 and 55 respectively. What is the value of y?






26. (6sqrt3) x (2sqrt5) =






27. What is the percent formula?






28. Factor x^2 - xy + x.






29. In a triangle where the two legs are 4 and 3 - what is the value of a line directly intersecting the middle coming from the meeting point of the two legs?






30. Formula for the area of a circle?






31. Describe the relationship between the graphs of x^2 and (1/2)x^2






32. Surface area for a cylinder?






33. Evaluate (4^3)^2






34. Can the input value of a function have more than one output value (i.e. x: y - y1)?






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






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






37. Define a 'Term' -






38. What are the irrational numbers?

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39. How to find the diagonal of a rectangular solid?






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






41. What is the common monomial factor in the expression 4(c^3)d - (c^2)(d^2) + 2cd?






42. Which is greater? 27^(-4) or 9^(-8)






43. a^0 =






44. To convert a percent to a fraction....






45. T or F? Given d -e &f =/ 0 - [(d^3)e(f^5)] / 2d(e^3) / [3(d^2)(e^3)(f^7)] / [6(e^5)(f^2)]?






46. Circumference of a circle?






47. The slope of a line perpendicular to (a/b)?






48. What is a tangent?






49. Which quandrant is the lower right hand?






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






Can you answer 50 questions in 15 minutes?



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