## Test your basic knowledge |

# GMAT Quantitative General

**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. How to find all divisors of a number**

**2. Three triangle length patterns**

**3. Simple probability**

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

**5. Average Rate: Average speed**

**6. Odd Factors**

**7. Sum of consecutive numbers**

**8. 4th rule of Probability**

**9. How to check whether number is multiple of 9**

**10. Intersecting Sets**

**11. Indistinguishable events how to find the number of permutations**

**12. 1/8 = what %**

**13. Number added or deleted**

**14. (1/4)^2**

**15. Compound interest rule**

**16. 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.**

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

**18. How do you multiply roots together.**

**19. 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.**

**20. How to check for a prime number.**

**21. Inscribed Angle - Minor Arc**

**22. Prime Factorization to find Greatest Common Factor**

**23. 5/6 = what %**

**24. How many liters of a solution that is 10% alcohol by volume must be added to 2 liters of a solution that is 50% alcohol by volume to create a solution that is 15% alcohol by volume?**

**25. Combined Events: E and F**

**26. Volume of a sphere**

**27. How to check whether a number is a multiple of 6**

**28. Probability and Geometry.**

**29. Compound interest formula**

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

**31. What to do with equations that have fractions**

**32. 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?**

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

**34. Average Rate: Average A per B**

**35. Simple Interest formula (remember this is only the interest earned - not the total amount of money present in the bank after interest earned)**

**36. 1/6 = what %**

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

**38. Sq. rt(3)**

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

**40. Gross Profit formula**

**41. 45-45-90 triangle basic lengths of sides**

**42. Sq. rt(2)**

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

**44. Permutations: Order Matters**

**45. Price purchased for by wholesaler**

**46. x^r/s = ?**

**47. 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**

**48. Properties of 0**

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

**50. 0! = ?**