In the eco-garden of a school, the number of aquatic animals is 80% of the number of aquatic plants. there are 162 aquatic plants and animals in all. how many aquatic animals are there in the eco-garden?

G(x) = 2 sin(2x - π) + 4. using complete sentences, explain how to find the minimum value for the function.

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.

Acylinder has volume 45π and radius 3. what is it’s height?