document.write( "Question 1003922: Craig and Tom, working together, can clean the house in 8 hours. Working alone, Tom takes four times as long as Craig. How long does it take Craig to clean the house alone? \n" ); document.write( "
Algebra.Com's Answer #658222 by jorel555(1290)\"\" \"About 
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Let Craig be c . Then Tom = 4c. So:
\n" ); document.write( "1/c+1/4c=1/8
\n" ); document.write( "8+2=c
\n" ); document.write( "c=10
\n" ); document.write( "Craig can clean the house in 10 hours, and Tom can clean the house in 40 hours. ☺☺☺☺
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