document.write( "Question 1197681: In a classroom, 3 of 16 girls have red hair, and 2 is the 15 boys have red hair. What is the probability of selecting a boy, or a red head person as a classroom representative to the student council? \n" ); document.write( "
Algebra.Com's Answer #831052 by ewatrrr(24785)\"\" \"About 
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document.write( "Hi  \r\n" );
document.write( "31 students: 16G, 15B, 3GR, 2BR\r\n" );
document.write( "choose 1\r\n" );
document.write( "P(A or B) = P(A) + P(B) - P(A and B)\r\n" );
document.write( "P(B 0r R) = P(B) + P(R) = 15/31 + 5/31 - 2/31 = 18/31 \r\n" );
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document.write( "Wish You the Best in your Studies.\r\n" );
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