Question 390946: in an 8 horse race, the number of ways 3 horses can finish first, second, and third?
The expression 7C3 is equivalent to? (the 7 and the 3 are subscript and small)
Ted has 5 books. How many different ways can they be arranged on the shelf?
James has 8 white socks and 4 striped socks. If he picks a white sock from the drawer, what is the probabilitythat the next sock he picks is also white?
Which of the following cannot be an answer to a probability question
0, 30%, 10/11, 11/10
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! in an 8 horse race, the number of ways 3 horses can finish first, second, and third?
Ans: 3*2*1 = 6
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The expression 7C3 is equivalent to? (the 7 and the 3 are subscript and small)
Ans: 7C3 = (7*6*5)/(1*2*3) = 35
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Ted has 5 books. How many different ways can they be arranged on the shelf?
Ans: 5! = 5*4*3*2*1 = 120
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James has 8 white socks and 4 striped socks. If he picks a white sock from the drawer, what is the probabilitythat the next sock he picks is also white?
Ans: 7/11
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Which of the following cannot be an answer to a probability question
0, 30%, 10/11, 11/10
Ans: 11/10 because it is greater than one.
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Cheers,
Stan H.
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