A police car moving at 22 m/s, chases a motorcyclist. The police man sounds his horn at 176 Hz, while both of them move towards a stationary siren of frequency 165 Hz. Calculate the speed of the motorcycle, if it is given that he does not observes any beats [IIT-JEE (Screening) 2003]

• A.            33 m/s                                    
• B.            22 m/s
• C.            Zero                                         
• D.            11 m/s