question_answer

\[\frac{\mathbf{Sin 75{}^\circ }\mathbf{.cos 25{}^\circ }\mathbf{.tan 50{}^\circ }}{\mathbf{Sin 65{}^\circ }\mathbf{.cos15{}^\circ }\mathbf{.cot40{}^\circ }}\]

A)  1  

B)  \[\mathbf{~}\frac{1}{2}\]           

C)  \[\mathbf{~}\frac{1}{3}\]                                                                    

D)  \[\mathbf{~}\frac{1}{4}\]

E)  None of these