question_answer

                                                Rahul purchased a scooter at\[{{\left( \frac{13}{15} \right)}^{th}}\] of its selling price and sold it at 12% more than its selling price. His gain is __.

A)  \[20%\]            

B)  \[29\frac{3}{13}%\]    

C)  \[30%\]     

D)  \[38\frac{1}{13}%\]