23. Calculate the time taken by the vehicle to reach the building

A straight road leads to Deepika's apartment. She is standing on the top of her apartment and observes an ambulance, observing her apartment at an angle of 30\(^{\circ}\). The ambulance is travelling at a uniform speed. After 3 seconds, the angle of depression is 45\(^{\circ}\). How many more seconds will it take for the ambulance to reach the apartment?

 

Answer:

 

The ambulance will take  more seconds to reach the apartment.

 

(Note: If the answer is a whole number, write as it is. If not, round off the answer to the nearest integer.)