A and B are two events such that P(A) = 0.04, P(B) = 0.30 and P(AꓵB) = 0.03, then \(P(\frac{ A'}{ B'}) \)P ( A ′ B ′ ) " id="MathJax-Element-150-Frame" role="presentation" style="display: inline; position: relative;" tabindex="0">
1
69/75
2
67/70
3
45/70
4
69/70