Test your basic knowledge |

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. Write 10 -843 X 10^7 in scientific notation






2. What is the order of operations?






3. Which quandrant is the lower right hand?






4. 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?






5. 0^0






6. Simplify 4sqrt21 X 5sqrt2 / 10sqrt7






7. Find the surface area of a cylinder with radius 3 and height 12.






8. Evaluate 4/11 + 11/12






9. 70 < all primes< 80






10. What is a piecewise equation?






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






12. 1/2 divided by 3/7 is the same as






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






14. Define a 'Term' -






15. 10<all primes<20






16. 1:1:sqrt2 is the ratio of the sides of what kind of triangle?






17. What is the 'union' of A and B?






18. a^2 - 2ab + b^2






19. Circumference of a circle?






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






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






22. a^0 =






23. Convert 0.7% to a fraction.






24. Suppose that the graph of f(x) is the result of stretching y=x + 5 away from the x-axis by a factor of 2. What is the new equation for the graph f(x)?






25. What is the 'Range' of a function?






26. What is the sum of the angles of a triangle?






27. What is the surface area of a cylinder with radius 5 and height 8?






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






29. 200 <_ x <_ 300. How many values of x are divisible by 5 & 8?






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






31. What does the graph x^2 + y^2 = 64 look like?






32. A company places a 6-symbol code on each product. The code consists of the letter T - followed by 3 numerical digits - and then 2 consonants (Y is a conson). How many codes are possible?






33. For similar triangles - the ratio of their corresponding sides is 2:3. What is the ratio of their areas?






34. The ratio of the areas of two similar polygons is ...






35. P and r are factors of 100. What is greater - pr or 100?






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






37. 25^(1/2) or sqrt. 25 =






38. Whats the difference between factors and multiples?






39. Pi is a ratio of what to what?


40. What is a minor arc?


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






42. (12sqrt15) / (2sqrt5) =






43. Simplify (a^2 + b)^2 - (a^2 - b)^2






44. What is a chord of a circle?






45. 8.84 / 5.2






46. For what values should the domain be restricted for the function f(x) = sqrt(x + 8)






47. 1:sqrt3:2 is the ratio of the sides of what kind of triangle?






48. To convert a percent to a fraction....






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






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