The answer is <span>20.3896551724</span>
Answer:

Step-by-step explanation:
We know that a rational number cannot have roots. All of the answer choices cannot be simplified except for
, which can become 1. Therefore, our answer is
.
Answer: 1)The drivers with low alcohol in take from the breathlyser, being above the limit, A = 5/100;
2)The drivers above the alcohol limit, give reading below that level, B = 15/100;
3) The drivers above the alcohol limit that are arrested at radom by police, C = 12/100
Step-by-step explanation: a) A + B + C = 5/100 + 15/100 + 12/100 = 32/100
b) 1 - ( A + B + C) = 1 - 32/100 = 68/100
c) A = 5/100
d) 1 - 5/100 = 95/100
Obtuse triangle if that’s what you’re asking