Let A and B be two independent events such that P(\overline{A})=0.7, P(\overline{B})=k, P(A \cup B)=0.8 What is the value of k ? [NDA I 2023]

UPSC NDA I 2023 Mathematics Solved Paper

Question : 102 of 120

Marks: +1, -0

Let A and B be two independent events such that
P(A)=0.7,P(B)=k,P(A∪B)=0.8
What is the value of k ?

[NDA I 2023]

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