Question 727113
1/x+1/3x=1/.75
(3+x)/3x=1/.75 cross multiply.
3x=(3+x).75
3x=2.25+.75x
3x-.75x=2.25
2.25x=2.25
x=1 hour for Samantha
3*1=3 hours for Logan
Proof:
1/1+1/3=1/.75
(3+1)/3=1/.75
4/3=1/.75
3=4*.75
3=3
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RATE TIME WORK DONE
Samantha = 1 Hour.
Logan = 3 Hours.