strength of the U.S. dollar

Discuss the following questions and provide thorough, in-depth answers to each question.

If one U.S. dollar can purchase 105.8 Japanese yen, how many dollars would one Japanese yen purchase? If one euro will purchase $1.32, how many euros will one U.S. dollar purchase?

Explain the relationship between the strength of the U.S. dollar and the rise or fall in exports and imports? If the U.S. dollar is strong relative to other currencies, would you expect the U.S. to run a current account deficit or surplus?