20 years

**2. In statistics, what is the common term for the square root of the variance?**

standard deviation

**3. What is the greatest common divisor for the numbers 102 and 30?**

6

**4. What is the mean for the following data set of 5 numbers:**

84, 50, 73, 27, 16

Answer: 50

**5. What is the sum of the internal angles of a pentagon:**

540°

13 + 33

**7. What is the cube root of 729?**

9

**8. How many degrees are there in o radians:**

180o

32,768

**10. According to Set Theory, sets that do NOT contain themselves are typically referred to as:**

normal sets

3 times

non-euclidean geometry

11

**14. What is the square root of 256?**

16

**15. The product of 6 factorial is how many times larger than the product of 5 factorial?**

6

**16. Where is the y intercept for y = sin x?**

zero

**17. In 1700 AD, this person showed that a series of 0s and 1s could be used to denote a number:**

Gottfried Liebniz

5 and 3 for the number 8; and 7 and 5 for the number 12

**19. What 3 consecutive numbers add up to 45?**

14, 15, and 16

**20. The imaginary unit i is numerically defined as what?**

-1

10

Pythagorean Theorem

**23. Six factorial equals what number?**

720

**24. What is the total angular distance in degrees over a sphere?**

360 Degrees

**25. Give the rational numbers in the following set:**

-8, - 3 , 1/5, 0, π

Answer: -8, 1/5, 0

Two Children - One Boy And One Girl

**27. When a quadratic function is plotted on a typical graph, it assumes what shape?**

Parabola

prime numbers

**29. Convert 3/20 into a percentage:**

15%

**30. n radians encompass what percent of a circle?**

50%

**31. Give the range for the following six values 2, 7, 11, 19, 25, 33:**

31

1. (0, 0)

2. (1, 1)

3. (1, 2)

4. (2, 2)

Answer: A

**33. In the hexadecimal counting system, the letter c stands for what base-10 number:**

1. 12

2. 3

3. 16

4. 11

Answer: A

**34. Which of the following is the surface area of a perfect sphere with a radius of 10 meters?**

1. 1256.7 m2

2. 1200.5 m2

3. 628 m2

4. 125.7 m2

Answer: A

**35. The Babylonian number system is base 60, which makes it:**

1. vigesimal

2. quinary

3. binary

4. sexagesimal

Answer: D

1. 0.998

2. 0.01

3. 0.25

4. 0.8

Answer: A

**37. In a simple random sample:**

1. response bias will be small

2. non-response bias will be small

3. any two samples of the same size will have the same cha nce of being drawn

4. each subject is asked every question and random responses are allowed

Answer: C

**38. Which of the following does NOT yield a periodic non-terminating decimal:**

1. 5/6

2. 1/27

3. 1/18

4. 7/8

Answer: D

1. Pythagoroas

2. Rene Descartes

3. Kirk Godel

4. Fredric Gauss

Answer: B

1. 1/5

2. 1/100

3. 5/100

4. 5

Answer: B

1. turk

2. radicand

3. finical

4. surd

Answer: D

1. 3 ½ hours

2. 7 hours

3. 5 hours

4. 4 ½ days

Answer: B

**43. The surface of a sphere subtends a solid angle of what amount at its center:**

1. π

2. 2π

3. 4π

4. ½ π

Answer: C

1. multiplicative

2. conditional

3. independent

4. additive

Answer: D

1. non-existent at a certain point

2. all even after a certain point

3. less and less frequent

4. more frequent

Answer: C

1. 68%

2. 100%

3. 99%

4. 75%

Answer: B

5/8

1200

33%

$32000

420

150,000

60000 sqft

18hrs

1050

45

**57. A boy multiplied a number with 10 and got 100. If he divided it by 10, what would be the answer?**

One.

**58. What types of tools or measuring devices do you use related to math?**

No devices use for measuring in math.

**59. What types of math do you use? Re: Calculus, Algebra, Fractions?**

Every type. I am in calculus right now and it uses every time of mathematics that I have leaned previously.

**60. In what ways do you use math in your daily life?**

Since I am at college to study mathematics I would say that my daily life revolves around mathematics.