Just need the answer to compare with my own answer

large study was undertaken to determine who is and who is not covered by health surance in the United States. From this study, the following table was produced. Has No Age Has Health Health Category Insurance Insurance Under 30 104 196 30 to 50 171 228 Over 50 125 113 If one person is selected at random, the probability he/she is under 30 or has insurance is equal to 0.636 0.111 0.747 0.253 0.889