a and b are two events such that p(a)=0 2 and p(a u b)=0 7 if a and b - Maths - Probability

Question

a and b are two events such that p(a)=0 2 and p(a u b)=0 7 if a and
b are independent events then p(b'):
a 2/7 b 7/9 c 5/8 d none
why is c the correct one

Mohammed Irfan Khan · Accepted Answer

Dear Student

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a and b are two events such that p(a)=0.2 and p(a u b)=0.7. if a and b are independent events then p(b'): a. 2/7 b.7/9 c.5/8 d.none why is c the correct one

a and b are two events such that p(a)=0.2 and p(a u b)=0.7. if a and b are independent events then p(b'):
a. 2/7 b.7/9 c.5/8 d.none
why is c the correct one