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Three noncollinear points determine a triangle. How many triangles can be formed with 8 points, no three of which are collinear?
A. 56
B. 24
C. 336
D. 6720

Weegy: I take it that's "no three of which are collinear." I also assume that "can be formed" ought to have been 'are determined by," because any triangle is actually composed of infinite points.
This is equivalent to asking how many different [ combinations of 3 points we can select from the 8 possibilities, because each combination determines a different triangle.
C(8,3) = 8! / (5! 3!) = 8*7*6 / (3*2*1) = 56 triangles. ] User: If 5 ... (More)

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Asked 3/18/2013 3:57:39 PM

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Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability. The second marble is white given the first marble is blue.

Weegy: First marble is white:
3/(1+3+2+2)=3/8
For the second to be blue:
1/(1+3+2+2-1)=1/7 User: How would you find the empirical probability of getting a red card, if you are choosing a card from an ordinary deck of 52 cards?
A. Choose a card from a deck of 52 cards many times and then find the relative frequency of red cards. This would be done by dividing the number of times a red card has occurred by the total number of times a card was ... (More)

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Asked 3/18/2013 4:37:46 PM

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A single die is rolled one time. Find the probability of rolling an odd number or a number less than 3.

Weegy: 1/3 (More)

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Asked 3/18/2013 4:58:47 PM

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Find the apportionment asked for. A small country consists of 7 provinces with the following populations: province a has 25312, province b has 19734, province c has 33407, province d has 19591, province e has 13288, province f has 22751, province g has 31992.
There are 300 federal judges to be apportioned according to the population of each province. Find the apportionment for province G using Webster's method.
A. 54
B. 55
C. 56
D. 53

Weegy: The answer is D. 53. User: Find the standard divisor for the given situation. Round your answer to two decimals. A small city has 50 police officers to be apportioned among 8 precincts based on the population of each precinct. The populations are given in the following table.
precinct 1 has 2115, precinct 2 has3659 , precinct 3 has 3117, precinct 4 has 1833, precinct 5 has 4912, precinct 6 has4027 , precinct 7 has 2776, precinct 8 has ... (More)

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Asked 3/19/2013 12:57:59 PM

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A small country consists of seven states; there are 160 seats in the legislature that need to be apportioned among the seven states; and the population of each state is shown in the table.
state a has a population of 1283, state b has a population of 2374, state c has a population of 2725, state d has a population of 2155, state e has a population of 1592, state f has a population of 2511, state g has a population of 2017.
Find the apportionment for state D using Hamilton's method

Weegy: Please clarify your question for weegy? (More)

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Asked 3/19/2013 1:15:37 PM

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