The number of fish in a lake deceased by 25% between last year and this year. last year there were 60 fish in the lake. what is the population this year?

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

Determine which postulate or theorem can be used to prove that lmn =nmo