40% of the 35 male guests wear glasses

Pls urgent max amount of points will be given and pls do not answer if unsure or you will be reported by me and brainliest answer gets the brainliest .. thing so yeh

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom