Answer:
easy
speed = distance/time = 50 / 0.3 = 500/3 m/sec
A peach, because it takes a longer process for the peach tree to form creating the peach! I hope this helps!!!
My device will use either radio waves or light waves.
Those are the only EM waves I'm equipped to generate.
If I want to get elegant about it, I may use radio waves with
frequencies around 14.1 MHz, because those can be received
many thousands of miles away. I know how to build an effective
antenna to radiate at that frequency, and as a licensed ham-radio
operator, I can do it legally.