# Posts by rency

Total # Posts: 18

**math**

1/10

*October 27, 2009*

**math**

Thanks a lot ,Im praticing them through the posts and trying to set up similar questions that i can solve them myself .thank you very much.

*October 27, 2009*

**math**

suppose a student is taking multiple choice exam,A,B,C,D,E,with only one of the responses correct.describe the complement method for determining the probabilityof getting at least one of the questions correct on 15question exam,

*October 27, 2009*

**math**

you are dealt two cards successively(without Placement)from a shuffled deck of 52 playing cards .find the probability that both cards are black .express your answer as a simplified fraction.

*October 27, 2009*

**math**

4/52

*October 27, 2009*

**math**

a card is drawn from a well shuffled deck of 52 cards .find(p drawing an ace or a 9)

*October 27, 2009*

**math**

so the prob of drawn an ace or spade is 4/52

*October 27, 2009*

**math**

a card is drawn from a well shuffled deck of 52 cards .find(p drawing an ace or a 9) 5/52 is that correct?

*October 27, 2009*

**math**

i got 1/9

*October 27, 2009*

**math**

two 6 sided dice are rolled.what is the probability the sum of the 2 numbers on the dice will be 4 Is 1/3 right?

*October 27, 2009*

**math**

12 wrestlers compete in a competition .if each wrestler wrestles one match each with each other wrestler ,what are the total numbers of matches.

*October 27, 2009*

**math**

there are 6 members on a board of directors .if they must elect a chairperson ,a secretary ,and a treasurer,how many different slates of candidates are possible.

*October 27, 2009*

**math**

8 basketball players are selected to play in a special game.the players will be selected from a list of 27 players .if the players are selected randomly ,whats the probability that the 8 tallest players will be selected.

*October 27, 2009*

**math**

An unprepared student makes random guesses for the ten true or false questions on a quiz.find the probablity that there is at least one correct answer.

*October 27, 2009*

**statistics**

you are dealt two cards successively(without Placement)from a shuffled deck of 52 playing cards .find the probability that both cards are black .express your answer as a simplified fraction.

*October 27, 2009*

**math**

a manufacturing process has a 70% yeild,meaning 70% of the products are acceptable and 30%are defective.if 3 of the products are randomly selected find the probability that all of them are acceptable

*October 27, 2009*

**statistics**

a manufacturing process has a 70% yeild,meaning 70% of the products are acceptable and 30%are defective.if 3 of the products are randomly selected find the probability that all of them are acceptable.

*October 27, 2009*

**college**

if u pick a card random from a well shuffled deck ,what is the probability you get a face card or a spade.

*October 27, 2009*

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