The Thoroughbred Bus Company Finds That Its Monthly Costs for One

question 26

Short Answer

The Thoroughbred Bus Company finds that its monthly costs for one particular year were given by dollars after months. After months, the company had passengers per month. How fast was its cost per passenger changing after months? Enter your answer in dollars/month rounded to the nearest cent and without the units.

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Definitions:

Tubular Resorption

Tubular resorption is the process in the kidneys where solutes and water are reclaimed from the tubular fluid and returned to the blood, conserving valuable nutrients and regulating water balance.

Glomerular Filtration

The process by which the kidneys filter blood, removing excess wastes and fluids to produce urine.

Urine Concentration

The process by which the kidneys regulate the amount of water in urine to maintain fluid balance in the body.

Dialysis Tubing

A semi-permeable membrane tube used in separation techniques that facilitates the exchange of substances between the tube and the surrounding fluid.