Solve this two Question.

1. You sell electronics online. Last month, your business had 22 credit card transactions that totaled $47,456. The credit card company charged you $0.25 per transaction and 2 percent of the total transactions. How much did it cost you last month to provide this service to your customers?

2 Mr. de long travels to state a to purchase coming equipment she must pay the prevailing sales tax of 8 percent on what she buy the store will ship her purchase to her home in state b without charging at but with a fixed shipping fee of 3.20 what is the least number of dollar she can spend so that having the purchase shipped will not be more expensive than paying the sales tax.