I'm studying for an exam coming up and I'm filling out some practice sheets. I'm stuck on this one, can someone help?

11) The following table shows the death due to COVID-19 for New York City as of May 12, 2020. Underlying illnesses include Diabetes, Lung Disease, Cancer, Immunodeficiency, Heart Disease, Hypertension, Asthma, Kidney Disease, GI/Liver Disease, and Obesity. Underlying No Underlying Underlying Cond. TOTAL Condition Condition Unknown 0-17 years 6 3 0 9 18-44 years 476 17 108 601 45-64 years 2851 72 490 3413 65-74 years 2801 5 982 3788 75+ years 5236 2 2181 7419 TOTAL 11. 370 99 3761 15,230 a) Fill in all the blank cells in the contingency table above with the correct numerical values. Giving 4 decimal places, for parts b - f, what is the probability of choosing a random patient... b) That was between 18-44 years old? c) That had no underlying health conditions? d) That was between 18 and 44 years old and had no underlying health conditions? e) That was 45-64 years old or had an underlying health condition? f) That was less than 65 years old