Find the interest rates earned on each of the following. Round each answer to two decimal places. You borrow $750 and promise to pay back $780 at the end of 1 year. % You lend $750 and the borrower promises to pay you $780 at the end of 1 year. % You borrow $86,000 and promise to pay back $443,742 at the end of 9 years. % You borrow $10,000 and promise to make payments of $2,504.60 at the end of each year for 5 years.

While cell phones with holographic keyboards are currently in the introduction stage of the industry life cycle, tablet computers are in the growth stage. in the context of this scenario, which of the following statements is true? a. the industry for cell phones with holographic keyboards will face greater competition than the tablet industry. b. while the industry for cell phones with holographic keyboards will focus more on product innovation, the tablet industry will focus more on process innovation. c. while the industry for cell phones with holographic keyboards can reap the benefits of economies of scale, the tablet industry will experience no such benefits. d. the industry for cell phones with holographic keyboards will face price competition, whereas, in the tablet industry, the mode of competition will be non-price.