Please look at this sentence: Would it have worked?

[amna]

what is meaning of this sentence and why the writer use it in novel.

would it have worked?
& I would have to say

please explain why would is used in sentence (conversation between two (man &woman)

thanks
amna

[Mister Micawber]

.
I am not sure of your question, Amna, but:

would it have worked? = might it have been successful?

I would have to say = it is my opinion/conclusion
.
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Native English teacher at Mister Micawber's