How to say how are you in Chinese: 你好吗 ni3 hao3 ma? How are you?

How to say how are you in Chinese:
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你好吗 ni3 hao3 ma? How are you?
ni3 你 you,hao3 好 good, ma 吗 a particle to indicate the sentence is a question. 你好吗 ni2 hao3 ma how are you?
How to answer it? Normally people respond with hao3 xie4 xie 好谢谢 好good,谢谢 thanks. If you want to say very good, then you should say hen3 hao3 很好 very good. If the day is bad, then you can answer with bu4 hao3 不好 not good.