In 2018, Caterpillar Inc. had about 593 million shares outstanding. Their book value was $35.0 per share, and the market price was $153.80 per share. The company's balance sheet shows that the company had $26 billion of long-term debt, which was currently selling near par value.

a). What was Caterpillar's book-to-value ratio? (Don't round intermediate calculations, round final answer as a decimal rounded to 2 decimal places.)

b). What was its market debt-to-value ratio? (Don't round intermediate calculations, round final answer as a decimal rounded to 2 decimal places.)