Question

For a certain lottery drawing, 4 white balls are drawn (one at a time, without replacement)...

For a certain lottery drawing, 4 white balls are drawn (one at a time, without replacement) from a drum with 25 white balls and one gold ball is drawn from a separate drum with 10 gold balls. To win the jackpot, a player must match all 4 white balls (in any order) and the gold ball. How many different possible tickets can be printed?                    

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Answer #1

number of different tickets =N(select 4 from 25 and 1 from 10 gold balls) =(25C4)*(10C1)

=12650*10

=126500

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