A motorboat heads upstream a distance of 24 miles on a river whose current is running at 3 miles per hour. The trip up and back
2 answers:
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Answer:
Step-by-step explanation:
Given that cards are drawn from a standard 52-card deck until the third club is drawn.
With replacement:
Drawing 3 club prob = 1/52 and non club = 51/52
a) Hence Prob (3rd club is drawn on the 8th selection)
= P(7 non 3 clubs, and one 3 club)
=
b) P(first 7 cards non 3 club) =
With replacement
c) P(7 non 3 clubs and 8th 3club)
=
d) P(atleast first 7 cards non3 club) =1-P(3 club in the 7th draws )=