# MTH 214 Week 1 Quiz

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MTH 214 Week 1 Quiz

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# MTH 214 Week 1 Quiz

# Please complete the week 1 quiz.

**MTH 214 – Quiz 1**

- A pair of fair dice is rolled. What is the probability of rolling a sum that is even or prime?

- A mathematics class is composed of 35 men and 45 women. There are 20 business majors, 30 biology majors, 10 computer science majors and 20 mathematics majors. No person has a double major. If a single student is chosen from the class, what is the probability that the student is a computer science or mathematics major?

- If a person takes a five question true-false test, what is the probability that the person receives a perfect score by guessing on every question?

- What are the odds in favor of randomly drawing the letter S from the letters in the word MISSISSIPPI?

- The telephone prefix for the town of Blackstone, Massachusetts is 883. The prefix is followed by four digits. How many different telephone numbers are possible before a new prefix is needed?

- A committee of three people is selected at random from a set of seven Americans, five French people and three English people. What is the probability that the committee has no Americans?

- The mean for a set of 28 scores is 80. Suppose two more students take the test and score 60 and 50. What is the new mean?

- Suppose there were “x” students in a class who scored 100 and “y” students who scored 50. Write an algebraic expression for the mean in terms of “x” and “y”.

- The mean of five numbers is 6. If one of the numbers is removed, the mean becomes 7. What is the value of the number that was removed?

- Bob was ranked 50
^{th}in a class of 250. What was his percentile rank?

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