Free Printable Pre-GED Program End Test II

1.

What is the mean?

a)

the score that shows the most

b)

the number in the middle

c)

biggest-smallest

d)

the average

2.

What is the definition of median?

a)

Add the numbers together and then divide by the number in the set.

b)

The difference between the largest and smallest number.

c)

The number in the middle when the numbers are in order from least to greatest.

d)

The number that appears most often.

3.

If there is an even number of data in the data set how do you find the median?

a)

order the data and find the middle value

b)

order the data add the 2 middle values and divide by 2

4.

Can there be more than one mode?

a)

Yes

b)

No

5.

The temperature in Michigan City on this date in the last ten years were: 68, 68, 69, 70, 72, 70, 68, 75, 55, 67. What is the mean temperature on this date over the last ten years? (Round to nearest whole number.)

a)

60

b)

61

c)

68

d)

69

6.

There are five stacks of coins. Rearrange the coins so that each of the five stacks contains the same number of coins. When the coins are evenly distributed over the five stacks, the number in each stack is called the mean. Which of the following illustrates the mean of this set of data?

a)

b)

c)

d)

7.

It is a single value that attempts to describe a set of data by identifying the central position within the set of data

a)

Measures of Central Tendency

b)

Correlation

c)

Regression

d)

Kortosis

8.

The number of books borrowed in the library from Monday to Friday last week were 58, 60, 54, 35 and 97 respectively. Find the median

a)

60

b)

58

c)

54

d)

35

9.

The number of books borrowed in the library from Monday to Friday last week were 58, 60, 54, 35 and 97 respectively. Find the mean

a)

60.80

b)

60.08

c)

80.60

d)

80.06

10.

Julia got the following Final Grades in her 8 subjects: 92, 88, 90, 89, 93, 87, 90, and 91.

What is her General Average?

a)

87

b)

89

c)

90

d)

91

11.

Mean salary of 10 teachers is 6000, what is the average salary?

a)

600

b)

6000

c)

60,000

d)

None of the above

12.

If the sum of 10 observation is 560, the value of the following measure can be calculated?

a)

Mean

b)

Median

c)

Mode

d)

None of these

13.

Elon Musk ($219 billion), Jeff Bezos ($171 Billion), Bill Gates ($129 Billion) and Me (effectively $0) are in a room together. Our Mean net worth is $129.75 billion. Does that mean I have $129.75 billion dollars?

a)

Yes

b)

No

14.

I have the following data: 1, 3, 4, 6, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 99, 2000, 7500000.

What's the best measure of central tendency to use?

a)

Median or Mode

b)

Mean

15.

What type of probability is used to find the probability of an event when all outcomes are equally as likely. "What COULD happen"

a)

Experimental Probability

b)

Theoretical Probability

16.

What type of probability is a way of estimating the probability of an event happening based on repeated trials?

a)

Experimental Probabillity

b)

Theoretical Probability

17.

A bag has 4 green marbles, 3 red, 2 blue and 1 yellow. What is the theoretical probability of pulling a red?

a)

3/10

b)

3/6

c)

1/9

d)

1/3

18.

Theoretical P(Yellow)

a)

2/8

b)

3/8

c)

2/3

d)

1/4

19.

The bar graph shows the results of spinning the spinner 200 times. What is the experimental probability of landing on a 3?

a)

b)

c)

d)

20.

Neil tossed a 6-sided die 90 times. The results of his tosses are recorded in the table below: Which number has the experimental probability of 13/90?

a)

1

b)

2

c)

3

d)

4

e)

5

21.

Every 3 out of 12 vehicles on a highway is a truck. How many trucks are expected to be on a highway with 3,600 vehicles?

a)

300

b)

600

c)

900

d)

1,200

22.

A cell phone company expects that every 2 out of 25 cell phones will have some form of defect. At this rate, how many cell phones out of 500 will be expected to have a defect?

a)

35

b)

40

c)

4

d)

12

23.

An automobile dealer decides to select a month for its annual sale. Find the probability that it will be September or October.

a)

1/12

b)

1/6

c)

1/4

d)

5/6

24.

A bag contains 5 blue marbles, 4 red marbles, and 3 orange marbles. Mrs. Cox picks one without looking, replaces it and picks another one. What is the probability that she picks two that are not orange?

a)

9/16

b)

3/4

c)

9/144

d)

5/16

25.

You have a bag of 17 marbles. Four are blue, 6 are green, 2 are red, and the others are yellow. What is the probability of drawing a green marble, putting it aside, and then drawing another green marble?

a)

15/136

b)

30/289

c)

Other

26.

You have a bag of 17 marbles. Four are blue, 6 are green, 2 are red, and the others are yellow. What is the probability of drawing a green marble, putting it aside, and then drawing another green marble?

a)

15/136

b)

30/289

c)

Other

27.

A number cube is rolled twice. What is the probability of getting a 6 on the first roll, then a number less than 5 on the second roll?

a)

2/3

b)

5/36

c)

1/9

d)

1/36

28.

You have a bag of 17 marbles. Four are blue, 6 are green, 2 are red, and the others are yellow. What is the probability of drawing a red marble, putting it aside, and then drawing a green marble?

a)

1/136

b)

2/17

c)

3/68

29.

a mathematical notation indicating the number of times a quantity is multiplied by itself

a)

expression

b)

power of

c)

cube root

d)

exponent

30.

a way of representing values as the product of a number between 1-10 and a power of ten

a)

expression

b)

exponent

c)

square root

d)

scientific notation

31.

The square root of 256 is...

a)

15

b)

18

c)

13

d)

16

32.

Which of the following is a perfect square?

a)

24

b)

48

c)

81

d)

110

33.

Which number is the BASE?
2³= 8

a)

2

b)

3

c)

8

34.

Which is GREATER?
2⁷ or 7²

a)

2⁷

b)

7²

c)

Neither, they are equal

35.

UNDERSTANDING:
The first number in scientific notation must be...

a)

between and including 0 and 10

b)

between and including 1 and 9.9999

c)

between and including 0 and 9.999

d)

between and including 1 and 10

36.

Which of the following is correct scientific notation?

a)

20.35 x 10⁴

b)

.2035 x 10⁴

c)

2035⁴

d)

2.035 x10⁴

37.

How would you write 564,000,000 in scientific notation?

a)

5.64 x 10^-7

b)

5.64 x 10⁶

c)

5.64 x 10⁸

d)

56.4 x 10⁷

38.

How would you write 0.0005 in scientific notation?

a)

50 x 10⁵

b)

5 x 10^-4

c)

5 x 10³

d)

.5 x 10^-3

39.

Change from standard form to scientific notation: 12,000,000

a)

12.0 x 10⁷

b)

0.12 x 10⁷

c)

1.2 x 10⁶

d)

1.2 x 10⁷

40.

Change from standard form to scientific notation: 0.000398

a)

39.8 x 10^-5

b)

3.98 x 10^-5

c)

3.98 x 10^-4

d)

39.8 x 10^-6

41.

If the exponent on your power of 10 is positive, is your number larger or smaller than 10?

a)

Larger

b)

Smaller

42.

7.82 x 10^-⁶ is an example of scientific notation. The exponent of -6 tells you your number will be very ________.

a)

Large

b)

Small

c)

Basic

43.

Try to change the number back to standard form: 6.79 x 10⁴

a)

679,000

b)

6,790

c)

67,900

d)

6,790,000

44.

Simplify:

$10^5\cdot10^7$

a)

$10^{35}$

b)

$100^{12}$

c)

$10^{12}$

d)

None of the above

45.

Simplify the expression.

$\left(2^4\right)^{-5}$

a)

$\frac{1}{2^9}$

b)

$2^{20}$

c)

$\frac{1}{2^{20}}$

d)

$2^9$

46.

(r⁴)⁶

a)

10r

b)

r¹⁰

c)

24r

d)

r²⁴

47.

Simplify the expression.

$\left(7^{-2}\right)^6$

a)

$\frac{1}{7^{12}}$

b)

$\frac{1}{7^4}$

c)

$7^{12}$

d)

$7^4$

48.

$-6^2$ = ?

a)

36

b)

-36

c)

12

d)

-12

49.

The area of a square painting is 81 cm². What is the side length of the painting?

a)

40.5 cm

b)

162 cm

c)

6,561 cm

d)

9 cm

50.

A bee flaps its wings about $8.28\times10^4$ times an hour, and a hummingbird flaps its wings about $28,800\$ times an hour. How many times faster does a BEE flaps its wings THAN a HUMMINGBIRD?

a)

about 3 times faster

b)

about 5 times faster

c)

about 10 times faster

d)

about 30 times faster

Pre-GED Program End Test II

Total questions: 50

Worksheet time: 57mins

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