Eli is driving at a speed of 55 miles per hour. let h represent the number of hours that eli drives at this speed. write an algebraic expression to represent the numberof miles that eli travels during this time.

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

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90