## 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. 1/8 = what %**

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

**3. Number added or deleted**

**4. Volume of a sphere**

**5. Multiplication principle**

**6. Set Problems formula**

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

**8. The average of consecutive numbers**

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

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

**11. 3rd Rule of Probability: Conditional Probability**

**12. 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**

**13. Price purchased for by wholesaler**

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

**15. Compound interest formula**

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

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

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

**19. 45-45-90 triangle basic lengths of sides**

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

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

**22. Net**

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

**24. 30-60-90 triangle basic lengths of sides**

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

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

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

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

**30. 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**

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

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

**33. Sq. rt(2)**

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

**35. 0! = ?**

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

**37. Inscribed Angle - Minor Arc**

**38. Odd Factors**

**39. 2nd Rule of Probability: P(E) = 1 - P(not E)**

**40. 3^3 x 4^3 = ?**

**41. 4th rule of Probability**

**42. 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?**

**43. Quadratic formula**

**44. Compound interest rule**

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

**46. Odd and Even rule.**

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

**48. How to find the slope.**

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

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