What is the meaning of "would" in the following sentences:
1.That would be john Calling. I'll answer it.
2."The guy on the phone had southern accent" That would be Ram"
3.we saw a police helicapter overhead yesterday. Thy would have been looking for those bank robbers.
4. John said he didn't steal money. | well, he would, wouldn't he ?
5. You would have to say that.
I have a hard time understanding the meaning and use of would applied in the sentences above. I would be greatfull if you could answer me. Thanks in advance.
Could you give me the explaination of each sentences with the meanings and the use of would applied in those sentences? I would be greatfull to you. Thanks in advance