Answer:
I used an Excel spreadsheet to calculate the answers (see attached file):
1. What are the prices of these bonds today?
bond X = $1,194
bond Y = $830
2. What do you expect the prices of these bonds to be in one year?
bond X = $1,194
bond Y = $830
3. What do you expect the prices of these bonds to be in three years?
bond X = $1,175
bond Y = $844
4. What do you expect the prices of these bonds to be in eight years?
bond X = $1,131
bond Y = $879
5. What do you expect the prices of these bonds to be in 12 years?
bond X = $1,083
bond Y = $921
6. What do you expect the prices of these bonds to be in 17 years?
bond X = $1,046
bond Y = $1,036