Please ANSWER ALL questions NOT one on them

1. According to the IFE, if interest rates are 7% in the U.S. and 4% in Japan, what must be the approximate expected change in the value of the dollar?

2. According to the IFE, if interest rates are 6% in the U.S. and 8% in Europe, what is the expected change in the value of the euro? (no approximations)

3. Interest rates are 7% in the U.S. Interest rates are 3% in Europe. You observe me investing in Europe at 3%. What can you infer about what I am expecting the to do over this next year?