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Posts Tagged ‘probability’

Pretty Hard Math Questions…some Algebraic?

I have some pretty hard Algebraic questions due tomorrow ;[ And I’ve already done the ones that I could do…does anybody think they can think of an equation that would solve these questions?

1. A bag of 3 apples, 7 oranges, and 11 pears costs .04, while a bag of 2 apples, 5 oranges, and 8 pears costs .31. What is the cost of a bag of fruit consisting… Continue reading

3 comments - What do you think?  Posted by admin - November 2, 2010 at 3:27 am

Categories: Trivia   Tags: 3 apples, apple 1, counterfeit coins, court jester, due tomorrow, maximum number, mixture, orange, oranges, pear, pears, points of intersection, probability, two circles

The queen's stamp collector boxes his stamps, n, to a box.?

The queen’s stamp collector boxes his stamps, n to a box.. Each box contains m fake stamps (counterfeits). The queen suspects the collector and randomly draws 1 stamp from each of the n boxes and has them tested. What is the probability that the sample of n coins contains exactly r false ones?

n = number of boxes
m = number of counterfeits in each box
r = number… Continue reading

1 comment - What do you think?  Posted by admin - October 25, 2010 at 8:15 am

Categories: Trivia   Tags: Coins, collector boxes, fake stamps, probability, Queen, random sample, stamp collector

Probability and divisible by questions help please!!?

A.) Five counterfeit coins are mixed with nine authentic coins. If two coins are drawn at random, what is the probability that one coin is authentic and one is counterfeit?

B.) What is the sum of the integers between 1 and 300 that are divisible by 11, 13 or both?… Continue reading

2 comments - What do you think?  Posted by admin - April 14, 2010 at 10:39 pm

Categories: Trivia   Tags: counterfeit coins, divisible by 33, divisible by 88, divisible questions, integers, probability, probability and divisible questions, two coins, what is divisible by 165

Probability and divisible by questions help please!!?

A.) Five counterfeit coins are mixed with nine authentic coins. If two coins are drawn at random, what is the probability that one coin is authentic and one is counterfeit?

B.) What is the sum of the integers between 1 and 300 that are divisible by 11, 13 or both?… Continue reading

1 comment - What do you think?  Posted by admin - February 12, 2010 at 8:15 am

Categories: Trivia   Tags: counterfeit coins, integers, probability, two coins, what is the sum of the integers between 1 and 300 that are divisible by11 or 13 (or both)?

Probability and divisible by questions help please!!?

A.) Five counterfeit coins are mixed with nine authentic coins. If two coins are drawn at random, what is the probability that one coin is authentic and one is counterfeit?

B.) What is the sum of the integers between 1 and 300 that are divisible by 11, 13 or both?… Continue reading

1 comment - What do you think?  Posted by admin - January 19, 2010 at 5:52 pm

Categories: Trivia   Tags: counterfeit coins, integers, probability, two coins