document.write( "Question 841981: Out of 6 numbers the average of first 5 numbers is 20 and the average of the last 5 numbers is 24. If last number is 36 what is the first number? \n" ); document.write( "
Algebra.Com's Answer #507292 by richwmiller(17219)\"\" \"About 
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(a+b+c+d+e)/5=20,
\n" ); document.write( "(b+c+d+e+36)/5=24
\n" ); document.write( "(b+c+d+e+36)=120
\n" ); document.write( "b+c+d+e=84
\n" ); document.write( "a+84=5*20
\n" ); document.write( "a=16
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