Given data P(A) = 0.25 , P(B) = 0.45 , P( AUB ) = 0.6
\Apply formula: P( AUB ) = P(A) + P(B) − P( A∩B )
\Substitute : P(A) = 0.25 , P(B) = 0.45 and P( AUB ) = 0.6
\0.6 = 0.25 + 0.45 − P( A∩B )
\0.6 = 0.7 − P( A∩B )
\P( A∩B ) = 0.7 − 0.6
\P( A∩B ) = 0.1
P( A∩B ) = 0.1.