If (P(A)=\frac{3}{10},P(B)=\frac{2}{5}), and P(A ∪ B) = (\fr... | Mathematics | SolveeIt | Solveeit

Today, August 23

Question

If $P(A)=\frac{3}{10},P(B)=\frac{2}{5}$ , and P(A ∪ B) = $\frac{3}{5}$ , then $P(\frac{B}{A})+P(\frac{A}{B})$ is equal to :

A

$\frac{1}{4}$

B

$\frac{1}{3}$

C

$\frac{5}{12}$

D

$\frac{7}{12}$

Answer

$\frac{7}{12}$

Explanation

Solution

The correct option is (D) : $\frac{7}{12}$ .