document.write( "Question 473882: Your company has 30 trucks. 11 of them are defective. The inspectors are coming today to inspect, randomly four trucks. You will pass if they find at most one (zero or 1) of them defective. What is your probability of passing? \n" ); document.write( "
Algebra.Com's Answer #325036 by robertb(5830)\"\" \"About 
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\"%2819C4%2A11C0%29%2F30C4+%2B+%2819C3%2A11C1%29%2F30C4+=+0.5304\", to four decimal places. \n" ); document.write( "
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