Asubmarine dives 300ft every 2 min. and 6,750ft every 45min. find the constant rate at which the submarine dives. give your answer in feet per minute and in feet per hour?

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?