Motor Vehicle Accidents During a recent year, there were  14.6  million automobile accidents,  7.2  million truck accidents, and  172,000  motorcycle accidents. Find the following probabilities. Enter your answers as fractions or decimals rounded to  3  decimal places. Part 1 of 2       (a) If one accident is selected at random, find the probability that it is either a truck or motorcycle accident. =Ptruck or motorcycle accident         Part 2 of 2       (b) If one accident is selected at random, find the probability that it is not a truck accident. =Pnot truck accident

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Motor Vehicle Accidents During a recent year, there were 
14.6
 million automobile accidents, 
7.2
 million truck accidents, and 
172,000
 motorcycle accidents. Find the following probabilities. Enter your answers as fractions or decimals rounded to 
3
 decimal places.
Part 1 of 2
 
 
 

(a) If one accident is selected at random, find the probability that it is either a truck or motorcycle accident.

=Ptruck or motorcycle accident
 
 
 
 
Part 2 of 2
 
 
 

(b) If one accident is selected at random, find the probability that it is not a truck accident.

=Pnot truck accident
 
 
 
 
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