Word: why in 1 Corinthians

For who maketh thee to differ from another? and what hast thou that thou didst not receive? now if thou didst receive it, why dost thou glory, as if thou hadst not received it?

1 Corinthians 6:7

Now therefore there is utterly a fault among you, because ye go to law one with another. Why do ye not rather take wrong? why do ye not rather suffer yourselves to be defrauded?

1 Corinthians 10:29

Conscience, I say, not thine own, but of the other: for why is my liberty judged of another man's conscience?

1 Corinthians 10:30

For if I by grace be a partaker, why am I evil spoken of for that for which I give thanks?

1 Corinthians 15:29

Else what shall they do which are baptized for the dead, if the dead rise not at all? why are they then baptized for the dead?

1 Corinthians 15:30

And why stand we in jeopardy every hour?