Suppose the japanese yen exchange rate is ¥78 = $1, and the british pound exchange rate is £1 = $1.57.a. what is the cross-rate in terms of yen per pound? (do not round intermediate calculations and round your answer to 2 decimal places, e. g., 32.16.)b. suppose the cross-rate is ¥127 = £1. what is the arbitrage profit per dollar used? (do not round intermediate calculations and round your answer to 4 decimal places, e. g., 32.1616.)

What is the difference between total utility and marginal utility? a. marginal utility is subject to the law of diminishing marginal utility while total utility is not. b. total utility represents the consumer optimum while marginal utility gives the total utility per dollar spent on the last unit. c. total utility is the total amount of satisfaction derived from consuming a certain amount of a good while marginal utility is the additional satisfaction gained from consuming an additional unit of the good. d. marginal utility represents the consumer optimum while total utility gives the total utility per dollar spent on the last unit.