A mobile communication company offers two types of communication services. For GSM, you need to pay a monthly fee of 50 yuan, and you will pay 0.4 yuan for every minute of the call; "Shenzhouxing: No monthly fee, and you will pay 0.6 yuan for every minute of the call (both refer to local calls). If it is you, So how will you choose?
某移动通信公司开设两种通信业务．全球通，使用这先缴50元月租费，每通话1分钟，付话费0.4元；"神州行：不缴月租费，每通话1分钟，付话费0.6元(均指市话)．假如是你，那么你将如何选择？
<result>250</result>