The partially filled contingency table gives the relative frequencies of the data on age (in years) and sex from the residents of a retirement home.
60-69
70-79
Over 79
Total
Male
0.19
0.1
0.11
Female
0.2
0.1
0.3
Total
1
What is the probability that a resident is male and in the age group 60-79?
a. 0.31
b. 0.28
c. 0.29
d. 0.305