Which of the following is a single statistic that summarizes a rating agency's view of the issuer's likely ability to make the required payments on its bonds?

Sonya's budget for magazines and chocolate bars is $50. Her marginal utility from these goods is shown in the table above. The price of a magazine is $5 and the price of a chocolate bar is $2.50

Sonya currently buys 4 magazines and 12 chocolate bars. To maximize her utility, she should A) buy more chocolate bars and fewer magazines. B) buy more magazines and fewer chocolate bars. C) buy more of both goods. D) stay with the current combination of goods.

The first bottle of water increases Clarke's utility by 20 utils. The second bottle of water increases utility by 18 utils. The third bottle of water increases his utility by 15 utils. The marginal utility of the third bottle of water is 3 utils

a. True b. False Indicate whether the statement is true or false