hello if you can kindly assist with the following, having trouble with formula

• The exchange rate is 0.9882 Swiss francs per U.S. dollar. How many U.S. dollars are needed to purchase 1 Swiss franc?

• Your friend from Netherlands is planning to visit you in the United States. You estimate the cost of her trip at $8,787. What is the cost to her ineurosif 1Euro= $1.2036?

• ABC Company sells 2,675 chairs a year at an average price per chair of $127. The carrying cost per unit is $52.12. The company orders 477 chairs at a time and has a fixed order cost of $159 per order. The chairs are sold out before they are restocked. How many orders will company place if it follows the economic order quantity model?

• You are planning to visit Japan in December. You estimate the cost of your trip to be $405. How many yen do you need to buy if the exchange rate is 1$ = 140.8 yen?

• 1 U.S dollar equals 1.0373 Swiss francs. 9,448U.Sdollars are equal to how many swiss francs?