## 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. 5/6 = what %**

**2. Multiplication principle**

**3. Always try to factor**

**4. Inscribed Angle - Minor Arc**

**5. Gross**

**6. Compound interest rule**

**7. In general - medium questions require how many steps to solve?**

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

**9. Net**

**10. 45-45-90 triangle basic lengths of sides**

**11. Simple probability**

**12. Average Rate: Average speed**

**13. 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?**

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

**15. How to check whether a number is a multiple of 3.**

**16. 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**

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

**18. Combined Events: E or F**

**19. 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**

**20. gcd(m,n)**

**21. Formula for area of a Trapezoid**

**22. Odd and Even rule.**

**23. 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?**

**24. Set Problems formula**

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

**26. 0! = ?**

**27. Number added or deleted**

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

**29. Properties of 0**

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

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

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

**33. 3rd Rule of Probability: Conditional Probability**

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

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

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

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

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

**39. The number of ways independent events can occur together.**

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

**41. Trial Problems: look at the probability of NOT OCCURRING**

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

**43. Price sold for by retailer (after markup)**

**44. (1/4)^2**

**45. 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.**

**46. Sq. rt(2)**

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

**48. The average of consecutive numbers**

**49. Sq. rt(3)**

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