MCQ
यदि $\left.\left.\mathrm{P} \mid \mathrm{A})=\frac{2}{5}, \mathrm{P} \mid \mathrm{B}\right)=\frac{3}{5}, \mathrm{P} \mid \mathrm{A} \cup \mathrm{B}\right)=\frac{3}{4}$ तो $\mathrm{P}\left(\frac{\mathrm{A}}{\mathrm{B}}\right)=$
- ✓$\frac{5}{12}$
- B$\frac{5}{8}$
- C$\frac{5}{4}$
- D$\frac{5}{7}$