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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. Sum of consecutive numbers






2. Combined Events: E and F






3. Odd and Even rule.






4. Price sold for by retailer (after markup)






5. How to check for a prime number.

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






7. To determine the number of integers less than 5000 that are evenly divisible by 15...?






8. How to find all divisors of a number






9. x^r/s = ?






10. Formula for area of a Trapezoid






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






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






13. 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.






14. How to check whether number is multiple of 9






15. 4th rule of Probability






16. Average Rate: Average speed






17. Circular permutation: The number of ways to arrange n distinct objects along a fixed circle is?






18. Sq. rt(2)






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






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






21. Volume of a sphere






22. Indistinguishable events how to find the number of permutations

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23. 30-60-90 triangle basic lengths of sides






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






25. If $10 -000 is invested at 10% annual interest - compounded semi-annually - what is the balance after 1 year?






26. Properties of 0






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






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






29. Percent Formula






30. To determine multiple-event probability where each individual event must occur in a certain way.






31. How do you multiply roots together.






32. Some GMAT word problems involve groups with distinct 'either/or' categories (male/female - blue collar/white collar - etc.) The key is to do what with the information? 1. Find total number of possible outcomes. 2. Find the number of desired outcomes.






33. Permutations: Order Matters






34. Formula for Mixed Group problems (involving Both/Neither)






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






36. Simple probability






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






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






39. Gross






40. How many liters of a solution that is 15% salt must be added to 5 liters of a solution that is 8% salt so that the resulting mixture is 10% salt?






41. Multiplication principle






42. (1/4)^2






43. Since Mieko's average speed was 3/4 of Chan's - her time was 4/3 as long.






44. Gross Profit formula






45. 2n - 2n+2 - 2n+4






46. Compound interest formula






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






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






49. Percent increase = ?






50. Probability and Geometry.