I purchased iPhone 6 on which i cloud is active and i dont have i cloud id and password any solution ???

Hey zeeshan137,

I understand that you have purchased an iPhone that may have Activation Lock enabled. Here is an article about this topic and how to resolve the issue:

Turn off Find My iPhone Activation Lock - Apple Support

https://support.apple.com/en-us/HT201441

Thanks for being a part of the Apple Support Communities!

Not unless you can contact the original owner.