Probability in diabetes and pregnancy (Stats HW)?

Diabetes during pregnancy is a major problem in maternal and child welfare. Among pregnant diabetics, toxemia occurs in 20% of the cases, hydramnios occurs in 21%, fetal wastage in 18%. Other complications occur in 13% of cases. Assume that NO two of these complications can occur in a single pregnancy. What is the probability that a pregnant diabetic will have a normal pregnancy? What is the probability that a pregnant diabetic will have some sort of complication?