1. Statistics show that 8 out of 15 families have two children. The odds of a family having two children are:

a.8:15

b.7:15

c.7:8

d.8:7

2.There are 5 males and 7 females in a group. A committee of 3 is to be randomly selected from this group. The probability, to the nearest tenth, that the committee will be made up of all males or all females is...