As per the given question,
If $A$ and $B$ are two independent events such that $P(A \cup B)=0.60$ and $P(A)=0.2$ find $P(B)$
If $A$ and $B$ are two independent events such that $P(A \cup B)=0.60$ and $P(A)=0.2$ find $P(B)$
As per the given question,