i have been computing the maximum distance for a citizen's band radio. i don't know if my computation is correct because the answer is so large, appx. 280000km. what do you think is wrong with my computation please help. or please teach me how to solve for the maximum range for citizens band radio. thanks for your help :D ![my computation](https://fbcdn-sphotos-h-a.akamaihd.net/hphotos-ak-xpf1/v/t34.0-12/11008925_10204304533837933_253421062_n.jpg?oh=e5384f1191fb9ba1554b2a0dcc7d2d80&oe=54E7D3BD&__gda__=1424496713_f8971916d71b6b00e8843867ca8198fb)