How should I get ready for a cross country race?

I have a 3 mile cross country race coming up on tuesday.(we only got told yesterday) I'm not sure how i should get ready for it though.I've only ever run 2.5km before. What would be the best thing to do?

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia…).