If you were enrolled in Medicare Part B before 2016, your monthly premium is typically $104.90 in 2016. 1  Your monthly premium is generally $121.80 in 2016 if any of the following applies to you: 2  You enrolled in Medicare Part B for the first time in 2016.
Speed of Light (c): Light travels at a constant speed of 1,079,252,848.8 (1.07 billion) km per hour. That works out to 299,792,458 m/s, or about 670,616,629 mph (miles per hour).
It takes light one year to travel a light-year, it is impossible for anything other then light and other forms of electromagnetic radiation to travel at the speed of light(299,792.458 km/s).