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Giving a test to a group of students, the grades and gender are summarized below

ABC Total
Male19417 40
Female81815 41
Total272232 81


If one student is chosen at random,

Find the probability that the student was male OR got an "B".
 

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   x  x    n  |   | (   ) π DNE
   x    (   ) π DNE
( ) ( ] [ ) [ ] —∞ DNE
< > or All Real Numbers DNE
log logn ln n  | | e 
sin cos tan arcsin arccos arctan  
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