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GMAT Quantitative General

Subjects : gmat, 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. Lowest Common Multiple 60: 2 x 2 x 3 x 5 - 72: 2 x 2 x 2 x 3 x 3 - LCM: 2 x 2 x 2 x 3 x 3 x 5






2. The average of 5 numbers is 2. After one number is deleted - the new average is -3. What number was deleted?






3. Average Rate: Average A per B






4. Formula for area of a Trapezoid






5. How to check whether a number is a multiple of 4.






6. Price purchased for by wholesaler






7. gcd(m,n)*lcm(m,n)






8. Percent Formula






9. Probability and Geometry.






10. Work problem rule






11. Combined Events: E and F






12. x^r/s = ?






13. Average Rate: Average speed






14. Sq. rt(2)






15. Multiplication principle






16. Sq. rt(3)






17. Number added or deleted






18. What does the Sum of the angles in a Regular Polygon formula look like?






19. Dependent events: When are two events said to be dependent events?






20. 30-60-90 triangle basic lengths of sides






21. When you see an equation in factored form in a question?






22. How to check whether a number is a multiple of 3.






23. If you have to guess in a problem - which ones should you guess? Especially if you have to plug numbers.






24. Percent increase = ?






25. 1/8 = what %






26. Gross






27. 2n+1 - 2n+3 - 2n+5






28. 3^3 x 4^3 = ?






29. gcd(m,n)






30. 1. A and B < A or B 2. A or B > Individual probabilities of A - B 3. P(A and B) = P(A) x P(B) <-- 'fewer options' 4. P(A or B) = P(A) + P(B) <-- 'more options' - Probability of multiple events rules.






31. Trial Problems: look at the probability of NOT OCCURRING






32. Permutations: Order Matters






33. How to find all divisors of a number






34. How to check whether a number is a multiple of 6






35. Indistinguishable events how to find the number of permutations

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36. Set Problems formula






37. The number of ways independent events can occur together.






38. Think of averages as what? The average of 3 - 4 - 5 - and x is 5. What is x? 3 is 2 less than 5 4 is 1 less than 5 - 5 is the average - x = 5 + 3 = 8






39. Triangle abc with d on the outside with a line. What does d = ?






40. Intersecting Sets






41. How to find the slope.






42. How to check whether number is multiple of 9






43. 5/6 = what %






44. Simple Interest Formula (remember this is the total amount of money in the bank after the interest is earned)






45. In general - difficult questions require how many steps to solve?






46. The number of outcomes that result in A divided by the total number of possible outcomes.






47. Number of integers from A to B inclusive = B - A + 1 - How many consecutive integers are there from 73 through 419 - inclusive?






48. Properties of 0






49. Sum of consecutive numbers






50. Multiples of 3