Author: Anonymous

Beranek Corp has $625,000 of assets (which equal total invested capital), and it uses no debt—it is financed only with common equity. The new CFO wants to employ enough debt to raise the total debt to total capital ratio to 40%, using the proceeds from borrowing to buy back common stock at its book value. How much must the firm borrow to achieve the target debt ratio?

Considered alone, which of the following would increase a company’s current ratio?

Rao Construction recently reported $19.00 million of sales, $12.60 million of operating costs other than depreciation, and $3.00 million of depreciation. It had $8.50 million of bonds outstanding that carry a 7.0% interest rate, and its federal-plus-state income tax rate was 25%. What was Rao’s operating income, or EBIT, in millions?

Assume that  x  and  y  are both differentiable functions of  t  . Find  when  and  for the equation. ​

A ladder 20 feet long is leaning against the wall of a house (see figure). The base of the ladder is pulled away from the wall at a rate of 2 feet per second. How fast is the top of the ladder moving down the wall when its base is 13 feet from the wall? Round your answer to two decimal places. ​ ​

An airplane flies at an altitude of 6  miles towards a point directly over an observer. Consider  and  as shown in the following figure. The speed of the plane is400 miles per hour. Find  when  miles. Round your answer to three decimal places. ​ ​

An airplane is flying in still air with an airspeed of 283  miles per hour. If it is climbing at an angle of 21 °, find the rate at which it is gaining altitude. Round your answer to four decimal places. ​

Find the derivative of the function. ​ . ​

A petrol car is parked 40 feet from a long warehouse (see figure). The revolving light on top of the car turns at a rate of 30 revolutions per minute. Write  as a function of x. ​ ​

In a free-fall experiment, an object is dropped from a height of 144 feet. A camera on the ground 500 feet from the point of impact records the fall of the object as shown in the figure. Assuming the object is released at time . Find the rate of change of the angle of elevation of the camera when . Round your answer to four decimal places. ​ ​