There are 20 students in a class. In how many ways 3 students can be chosen?

• A) 1140
• B) 1040
• C) none of the above
• D) 1150

Suppose that 3+8+13+18+… is an arithmetic series. What is the next term of the series?

• A) 21
• B) 23
• C) 20
• D) 28

What is the slope of the line that passes through (8, 4) and (6, 7)?

• A) 3/2
• B) -2/3
• C) -3/2
• D) 2/3

How many ways can 3 books be selected from a shelf of 10 different books?

• A) 100
• B) 120
• C) 720
• D) 90

A committee of 5 people is to be selected from a group of 10 people. How many ways can this be done?

• A) 200
• B) 120
• C) 100
• D) 252

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• A) The series diverges.
• B) The terms approach zero.
• C) The ratio exceeds one.
• D) The sum is always infinite.

Using the distance formula, find the distance between the two points.A(1,2), B(4,6)

• A) 5
• B) 13
• C) -5
• D) 7

To arrange 7 distinct objects in a row, the number of different arrangements are

• A) 7!/(7-1)!
• B) none of the above
• C) 7!
• D) 6!

If a = 4, and d = 5 in an arithmetic sequence, then what is the value of sixth term?

• A) 25
• B) 29
• C) 24
• D) 23

How many permutations can be made using all the letters of the word SUCCESS?

• A) 840
• B) 420
• C) 2520
• D) 5040

In how many ways can 3 objects be arranged?

• A) 3
• B) 9
• C) 12
• D) 6

Explain the difference between permutations and combinations.

• A) Both consider order.
• B) Permutations consider order; combinations do not.
• C) Combinations consider order; permutations do not.
• D) Neither considers order.

How many different rearrangements are there of the letters in the word BUBBLE?

• A) 120
• B) 40
• C) 50
• D) 70

What is the slope intercept form of a line with slope m = -2 and y-intercept c = 5?

• A) y = -5x + 2
• B) y = 5x – 2
• C) y = 2x – 5
• D) y = -2x+5

Why does the sequence 2,4,8,16,… diverge?

• A) The terms are constant.
• B) The ratio exceeds 1.
• C) The sum is finite.
• D) The terms approach zero.

How many distinct arrangements can be made with the letters of the word "ALABAMA"?

• A) 720
• B) 210
• C) 420
• D) 84

The midpoint of the line segment with the endpoints
(−1, 1), (7, −5) is

• A) (3,-2)
• B) (-4,2)
• C) (4,-2)
• D) (3,2)

$${}^6{C_2}\,\,is\,\,equal\,\,to\,$$

• A) 14
• B) 15
• C) 17
• D) 16

Which of the following is the common ratio r of a geometric sequence 1, 3, 9, 27, 81,…?

• A) 4
• B) -3
• C) 1/3
• D) 3

In the linear function y = mx + b, what does the b value represent?

• A) x - intercept
• B) slope
• C) y - intercept
• D) rate of change