Use the currency table in section 4.2 (pg. 462) to answer the following problems: a) Use dimensional analysis to convert $1 from U. S. dollars to euros to pounds to yen.
b) Use the table to convert $1 directly (in one step) from U. S. dollars to yen.
c) Are your answers from parts a and b exactly equal? If not, what could account for the differences in the results?