The heights of four students in mrs oatels class are 5 1/2 feet, 5.35 feet, 5 4/10 feet and 5.5 feet what is the height in feet of the shortest student as a decimal?

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min

Bobs burgers bam has a special deal of 4 hamburgers for $6. at that rate, how much should it cost to buy 3 hamburgers?