Choose the One Alternative That Best Completes the Statement or Answers

question 87

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-An explosion causes debris to rise vertically with an initial velocity of 112 feet per second. The function $s ( t ) = - 16 t ^ { 2 } + 112 t$ describes the height of the debris above the ground, $s ( t )$ , in feet, $t$ seconds after the explosion. What is the instantaneous speed of the debris when it hits the ground?

• A) 224
• B) \(- 224\)
• C) \(- 112\)
• D) 112

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Definitions:

Profit Increase

The rise in the difference between a company's revenue and its expenses, indicating improved financial performance.

Average Total Cost

The total cost of production (fixed plus variable costs) divided by the total quantity produced, indicating the cost per unit of output.

Maximum Profit

The highest possible financial gain that can be achieved by a business or investor, calculated by maximizing the difference between total revenue and total costs.

Yellowfin Tuna

A species of tuna known for its yellow fins and high nutritional value, often used in sashimi and other dishes.