Misc: What was john lennon's original middle name?

Questions

in an average lifetime, the average american ___ 410078 times?

in ancient egypt, the brain was extracted through the nasal passages during what process?

in ancient greece, what was a myriad?

in arabian mythology, what is the spirit of a murdered man seeking to avenge his death?

in art, a form of watercolor that uses opaque pigments rather than the usual transparent watercolor pigments?