A 10-question survey was sent to all the students of the college.
biased
or
unbiased

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

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second

Proportions in triangles solve for x