Achemist has 4 l of a solution that contains 0.36 l of acetic acid.
the chemist needs to prepare 6 l of a solution with the same percent con-
centration of acetic acid. how much acidic acid must the 6 l of the solu-
tion contain?

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

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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