Please help me with this algebra assignment, any help is greatly appreciated. I’ll give you brainliest!! The questions are in the picture.

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap