For every 5 campers who voted for hot dogs, there were 4 who voted for Spaghetti. If there were 72 campers in all, how many voted for hot dogs?

This is about circle theorems. someone asap : (

Aplane intersects a pris paralel to the base of the prism. the cross section is a polygon wth eight sides. how many sides does the base of the prism have? a. 10 b. 8 c. 7 d. 9

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red