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






2. Formula for area of a Trapezoid






3. x^r/s = ?






4. 1/8 = what %






5. Simple probability






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






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






8. Compound interest formula






9. Percent increase = ?






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






11. Sq. rt(3)






12. How to check whether a number is a multiple of 12.






13. Indistinguishable events how to find the number of permutations

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14. Prime Factorization to find Greatest Common Factor






15. How to find all divisors of a number






16. Number added or deleted






17. gcd(m,n)






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






19. Probability and Geometry.






20. Odd Factors






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






22. 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






23. How to check whether number is multiple of 9






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






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






26. How to find the slope.






27. Gross Profit formula






28. Multiples of 3






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






30. (1/4)^2






31. 1/6 = what %






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. 3rd Rule of Probability: Conditional Probability






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






35. Combined Events: E or F






36. 3^3 x 4^3 = ?






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






38. 45-45-90 triangle basic lengths of sides






39. Percent Formula






40. Inscribed Angle - Minor Arc






41. Three triangle length patterns






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






43. What to do with equations that have fractions






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






45. Price purchased for by wholesaler






46. 4th rule of Probability






47. Compound interest rule






48. Sq. rt(2)






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






50. 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