The teachers set a goal of $225. Write two statements the principal could use to compare the teachers' goal to the eighth graders' goal. You can use "For every" or "the ratio of the teachers' goal to the eighth graders' goal is to

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

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

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