Suppose a function of 40 crickets doubles in size every month. the function f(x)=40•2x gives the population x months. how many crickets will there be after 3 years?

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?