Box 3: Length = 4 x Width = x Height = x2 1 The polynomial that represents the volume of Box 3 has a degree of .

Arecent survey shows that the probability of a college student drinking alcohol is 0.6. further, given that the student is over 21 years old, the probability of drinking alcohol is 0.8. it is also known that 30% of the college students are over 21 years old. the probability of drinking or being over 21 years old is