1,022 Answered Questions for the topic Math Question

Math Question Math Word Problem Math Help

03/12/15

#### How many people in the group, speak both French and German?

A group of 110 people touring Europe includes 51 people who speak French, 59 who speak German, and 22 who speak neither language. How many people in the group,speak both French and German?
Math Question

03/05/15

#### roll a pair of dice about 200 times

You are playing a board game where you roll a pair of dice about 200 times. During the course of the game you roll doubles two times in a row.    What is the probability of rolling doubles two... more
Math Question

03/05/15

#### Further Applications

Your friend has 19 different magazines and 5 different DVDs he is willing to loan you. Compute the following:1. If you take one magazine and one DVD, how many different possibilities could you end... more
Math Question

03/05/15

#### Counting Methods

A manufacturer’s serial numbers consist of 2 letters of the alphabet followed by 3 numerical digits. How many serial numbers are possible? (Do not use commas.)
Math Question

03/05/15

#### Counting Methods

If you toss a coin 10 times and list the results (heads or tails) in order, how many different orders are possible? ??(Do not use commas.)
Math Question Math Equations Math Help

03/04/15

#### Mix some cashews costing $8 per kg with nuts costing$10 per kg. Wants to sell 12kg of the mixture for $8.50 per kg. How many kg of cashews are needed? A grocer wants to mix together some cashews costing$8 per kg with some Brazil nuts costing $10 per kg. The grocer wants to sell 12 kg of the mixture for$8.50 per kg. How many kg of cashews are... more
Math Question Math Math Help Math Equations

03/04/15

03/04/15

#### A pond was stocked with 2000 fish, all bass and trout. The ratio of bass to trout was 3 to 2. How many of each fish were put in the pond?

A pond was stocked with 2000 fish, all bass and trout. The ratio of bass to trout was 3 to 2. How many of each kind of fish were put in the pond?  *Using two equations in two variables.
Math Question

03/04/15

#### Streaks and the Gamblers fallacy

You are playing a board game where you roll a pair of dice about 200 times. During the course of the game you roll doubles two times in a row.1. What is the probability of rolling doubles two times... more
Math Question

03/04/15

#### Counting and Probability

If there are 36 runners in a race and prizes will be awarded to first, second, and third places only, what is the probability of correctly predicting the winners in order? ??(Express as a... more
Math Question

03/04/15

#### Counting and Probability

Suppose Fred randomly thinks of 5 whole numbers between 1 and 31 inclusive. What is the probability that George can correctly guess all 5 numbers? ???(Express as a fraction.) Suppose Fred... more
Math Question

03/03/15

#### Expected Value in Games

You and some of your friends decide to visit the Eastern Iowa state fair. One of your friends comes to you and says that he wants you to play this new game he found. He says he just played it and... more

03/03/15

#### what is 10 more than 651 ?

Want to find a esay way to understand
Math Question

03/03/15

#### Law of Large Numbers

You roll a fair 10 sided die. What is the probability of rolling a 3? (Express as a decimal rounded to three decimal places.)
Math Question

03/03/15

#### A company is offering a 2-year extended warranty on a refrigerator.

A company is offering a 2-year extended warranty on a refrigerator. Their research indicates that, on average, about 1 out of 100 of these refrigerators will fail in the 2 years following the... more
Math Question

03/03/15

#### Streaks and the Gamblers fallacy

You are playing a board game where you roll a pair of dice about 200 times. During the course of the game you roll doubles two times in a row. 1. What is the probability of rolling doubles two... more
Math Question

02/28/15

#### Probability

If there are 42 students in your class, what is the probability that at least one of them shares your birthday?
Math Question

02/26/15

#### EITHER/OR Probabilities

1) In your math class there are 16 boys and 21 girls. 9 of the boys and 15 of the girls are freshmen. If you randomly choose a student in your class, what is the probability that you'll choose a... more
Math Question

02/26/15

#### At Least Once Probabilities

You walk into a room with 3 other people in it. What is the probability that one or more of them has a birthday in the same month as yours???? (Round to the nearest tenth of a percent.)
Math Question

02/24/15

#### OR Probabilities from a Table

The table below shows which hand is favored by each of 100 people (50 men and 50 women). Use the information in the table to determine the probability that someone selected randomly from the group... more
Math Question

02/24/15

#### At Least Once Probabilities

You walk into a room with 3 other people in it. What is the probability that one or more of them has a birthday in the same month as yours? ??? (Round to the nearest tenth of a percent.)
Math Question

02/24/15

#### EITHER/OR Probabilities

1) In your math class there are 16 boys and 21 girls. 9 of the boys and 15 of the girls are freshmen. If you randomly choose a student in your class, what is the probability that you'll choose a... more
Math Question

02/24/15

#### 1 and 1 Free Throw Probability

Suppose a women’s college basketball player is fouled in a one-and-one situation (meaning she is awarded two free throws only if she makes her first one and awarded one point for each shot made).... more
Math Question

02/24/15

#### Event Not Occurring

You have 19 pairs of socks in your drawer, of which 4 are black, 9 are brown and 6 are white.If you have to reach into the drawer in the dark and pick a pair of socks, what is the probability that... more

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