Question

Three books are picked from a shelf containing 3 novels and 3 science fictions. What is the probability of getting
a) all novels
b) all are not novels
c) all three are not novels

Answer 1

Answer:

Step-by-step explanation:

All novel -1/2

All fictions-1/2

1/2

Answer 2

Step-by-step explanation:

S={1,2,3,1,2,3}

n(S) = 6

event a = { 1,2,3,}

n(p)=n(a)/n(s)

= 3/6= 1/2

event b= {1,2,3}

n(p)= n(b)/n(s)

= 3/6= 1/2

event c= {1,2,3}

n(p)=n(c)/n(s)

=3/6=1/2

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