MCQOPTIONS
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				| 1. | 
                                    An athlete starts running with a speed V0. Subsequently, his speed decreases by an amount that is proportional to the distance that he has already covered. The distance covered will be | 
                            
| A. | Linear in time | 
| B. | Quadratic in time | 
| C. | Exponential in time | 
| D. | Logarithmic in time | 
| Answer» D. Logarithmic in time | |