If 3 boys can build 4 snowmen in 24 minutes how many will 9 boys finish building in an hour

An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?

Can someone me out here number 4 plz

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?