Assume that for cardiac bypass surgery, 85% of patients survive the surgery, 95% survive the recovery period

Question:

Assume that for cardiac bypass surgery, 85% of patients survive the surgery, 95% survive the recovery period after surgery, 80% are able to make the lifestyle changes needed to extend their survival to 1 year or more, and only 10% of those who do not make the lifestyle changes survive more than a year. What is the likelihood that a given patient will survive more than a year?