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

**2. Volume of a sphere**

**3. Price purchased for by wholesaler**

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

**5. 4th rule of Probability**

**6. Sum of consecutive numbers**

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

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

**9. 45-45-90 triangle basic lengths of sides**

**10. Properties of 0**

**11. Permutations: Order Matters**

**12. 2nd Rule of Probability: P(E) = 1 - P(not E)**

**13. Odd Factors**

**14. Inscribed Angle - Minor Arc**

**15. Gross**

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

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

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

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

**20. 3^3 x 4^3 = ?**

**21. 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?**

**22. Three triangle length patterns**

**23. Simple probability**

**24. Percent Formula**

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

**26. 2n+1 - 2n+3 - 2n+5**

**27. 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?**

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

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

**30. 2n - 2n+2 - 2n+4**

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

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

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

**34. 30-60-90 triangle basic lengths of sides**

**35. Net**

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

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

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

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

**40. 0! = ?**

**41. 5/6 = what %**

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

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

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

**45. Set Problems formula**

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

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

**48. Average Rate: Average speed**

**49. 1/6 = what %**

**50. Multiplication principle**