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. 10^6 has how many zeroes?






2. What is a tangent?






3. Evaluate (4^3)^2






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






5. (-1)^3 =






6. What are the irrational numbers?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


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






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






9. Which quandrant is the lower right hand?






10. 60 < all primes <70






11. Formula of rectangle where l increases by 20% and w decreases by 20%






12. Pi is a ratio of what to what?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


13. How many digits are there between the decimal point and the first even digit in the decimal equivalent of 1/[(2^8)(5^3)]






14. What is a parabola?






15. Whats the difference between factors and multiples?






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






17. (12sqrt15) / (2sqrt5) =






18. A triangle is inscribed in a semi circle with legs 5 and 12. What is the circumfermence of the semicircle?






19. Hector invested $6000. Part was invested in account with 9% simple annual interest - and the rest in account with 7% simple annual interest. If he earned $490 in the first year of these investments - how much did he invest in each account?






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






21. What are the real numbers?






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






23. What is the absolute value function?






24. What is the empty set?






25. Define an 'expression'.






26. 5/6 in percent?






27. What is the slope of a horizontal line?






28. 1:sqrt3:2 is the ratio of the sides of what kind of triangle?






29. What is a piecewise equation?






30. What is it called when a point is reflected to the quadrant opposite it (i.e. I to III or II to IV)?






31. What is the formula for compounded interest?






32. 5 bakeries sell an average of 300 muffins per bakery per day. If 2 stop making muffins but the total muffins sold stays the same - what is the average of muffins per bakery sold among the remaining?






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






34. 20<all primes<30






35. What is the order of operations?






36. What is a finite set?






37. 70 < all primes< 80






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






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






40. Which quadrant is the lower left hand?






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






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






43. 30< all primes<40






44. 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?






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






46. Convert 0.7% to a fraction.






47. 5x^2 - 35x -55 = 0






48. What is an arc of a circle?






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






50. Area of a triangle?