Chapter 14

Algebra for College Students · 89 exercises

Problem 30

If the probability that a Sidewinder missile hits its target is \(\frac{8}{9},\) then what are the odds a) in favor of the Sidewinder hitting its target? b) against the Sidewinder hitting its target?

4 step solution

Problem 31

How many ways are there to mark the answers to a test that consists of 10 true-false questions followed by 10 multiple-choice questions with 5 options each?

5 step solution

Problem 31

If the probability that the stock market goes up tomorrow is \(\frac{3}{5},\) then what are the odds a) in favor of the stock market going up tomorrow? b) against the stock market going up tomorrow?

4 step solution

Problem 32

A fraternity votes on whether to accept each of 5 pledges. How many different outcomes are possible for the vote?

4 step solution

Problem 32

If the probability of a coal miners' strike this year is \(\frac{9}{10}\) then what are the odds a) in favor of a strike? b) against a strike?

3 step solution

Problem 33

Make a list of all of the ways to arrange the letters in the word MILK. How many arrangements should be in your list?

4 step solution

Problem 33

If the odds are 3 to 1 in favor of the Black Hawks winning their next game, then a) what are the odds against the Black Hawks winning their next game? b) what is the probability that the Black Hawks win their next game?

3 step solution

Problem 34

Make a list of all of the permutations of the letters \(A, B, C\) \(\mathrm{D},\) and \(\mathrm{E}\) taken 3 at a time. How many permutations should be in your list?

5 step solution

Problem 34

If the odds are 5 to 1 against the Democratic presidential nominee winning the election, then a) what are the odds in favor of the Democrat winning the election? b) what is the probability that the Democrat wins the election?

3 step solution

Problem 35

Evaluate expression. \(4 !\)

5 step solution

Problem 35

What are the odds in favor of getting exactly 2 heads in 3 tosses of a coin?

4 step solution

Problem 36

Evaluate expression. \(0 !\)

3 step solution

Problem 36

What are the odds in favor of getting a 6 in a single toss of a die?

5 step solution

Problem 38

Evaluate expression. \(5 !\)

4 step solution

Problem 38

What are the odds in favor of getting at least one 6 when tossing a pair of dice?

4 step solution

Problem 39

Evaluate each expression. \(P(8,0)\)

4 step solution

Problem 39

If one million lottery tickets are sold and only one of them is the winning ticket, then what are the odds in favor of winning if you hold a single ticket?

7 step solution

Problem 41

If the odds in favor of getting 5 heads in 5 tosses of a coin are 1 to 31, then what is the probability of getting 5 heads in 5 tosses of a coin?

4 step solution

Problem 42

If the odds against Smith winning the election are 2 to 5, then what is the probability that Smith wins the election?

4 step solution

Problem 43

Evaluate expression. \(P(52,0)\)

5 step solution

Problem 43

In the Louisiana Lottery a player chooses 6 numbers from the numbers 1 through 44. You win the big prize if the 6 chosen numbers match the 6 winning numbers chosen on Saturday night. a) What is the probability that you choose all 6 winning numbers? b) What is the probability that you do not get all 6 winning numbers? c) What are the odds in favor of winning the big prize with a single entry?

5 step solution

Problem 44

In the Louisiana Power Ball a player chooses 5 numbers from the numbers 1 through 49 and one number (the power ball) from 1 through 42. a) How many ways are there to choose the 5 numbers and choose the power ball? b) What is the probability of winning the big prize in the Louisiana Power Ball? c) What are the odds in favor of winning the big prize?

5 step solution

Problem 45

Evaluate expression. \(\frac{P(10,4)}{4 !}\)

6 step solution

Problem 46

Evaluate expression. \(\frac{P(8,3)}{3 !}\)

4 step solution

Problem 47

Evaluate expression. \(\frac{P(12,3)}{3 !}\)

6 step solution

Problem 48

Evaluate expression. \(\frac{P(15,6)}{6 !}\)

6 step solution

Problem 49

Evaluate expression. \(\frac{14 !}{3 ! 11 !}\)

6 step solution

Problem 50

Evaluate expression. \(\frac{18 !}{17 ! 1 !}\)

5 step solution

Problem 51

Evaluate expression. \(\frac{98 !}{95 ! 3 !}\)

6 step solution

Problem 51

Evaluate each expression without using a calculator. $$\frac{8 !}{3 ! 5 !}$$

5 step solution

Problem 52

Evaluate expression. \(\frac{87 !}{83 ! 4 !}\)

6 step solution

Problem 52

Evaluate each expression without using a calculator. $$\frac{8 !}{2 ! 6 !}$$

5 step solution

Problem 53

Evaluate each expression without using a calculator. $$\frac{8 !}{5 !}$$

4 step solution

Problem 54

Evaluate each expression without using a calculator. $$\frac{9 !}{7 !}$$

4 step solution

Problem 55

Evaluate each expression without using a calculator. $$C(4,0)$$

4 step solution

Problem 56

Evaluate each expression without using a calculator. $$C(4,1)$$

5 step solution

Problem 57

Evaluate each expression without using a calculator. $$C(5,2)$$

4 step solution

Problem 58

Evaluate each expression without using a calculator. $$C(5,3)$$

5 step solution

Problem 59

Evaluate each expression without using a calculator. $$P(5,2)$$

4 step solution

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