Dupont claims that its synthetic composites will replace metals in the construction of future automobiles. "the fuel mileage will double," says dupont. suppose the light and stronger "composite automobile" will get 50 miles per gallon of gasoline, and the gasoline costs $3.70 per gallon. the anticipated life of the automobile is seven years, i equals 15 % per year, and annual travel is 15 comma 000 miles. the conventional car averages 25 miles per gallon. assume fuel expense is the only expense to be considered.

a. how much more expensive can the sticker price of the composite automobile be and still have it as an economical investment for a prospective auto buyer?
b. what is the tradeoff being made in part (a)?

Pennewell publishing inc. (pp) is a zero growth company. it currently has zero debt and its earnings before interest and taxes (ebit) are $80,000. pp's current cost of equity is 10%, and its tax rate is 40%. the firm has 10,000 shares of common stock outstanding selling at a price per share of $48.00. refer to the data for pennewell publishing inc. (pp). pp is considering changing its capital structure to one with 30% debt and 70% equity, based on market values. the debt would have an interest rate of 8%. the new funds would be used to repurchase stock. it is estimated that the increase in risk resulting from the added leverage would cause the required rate of return on equity to rise to 12%. if this plan were carried out, what would be pp's new value of operations? a. $484,359 b. $521,173 c. $584,653 d. $560,748 e. $487,805

Your grandmother told you a dollar doesn't go as far as it used to. she says the purchasing power of a dollar is much lesser than it used to be. explain what she means. try and use and explain terms like inflation and deflation in your answer.

Can someone me ? i’ll mark the best answer brainliest : )