SOLUTION: using only algebra find the solution... Melissa earns 10% more per hour than her friend Jon. Louise makes 25% less per hour than Jon. What is the ratio of Louise's salary to Meliss

Algebra ->  Equations -> SOLUTION: using only algebra find the solution... Melissa earns 10% more per hour than her friend Jon. Louise makes 25% less per hour than Jon. What is the ratio of Louise's salary to Meliss      Log On


   

Question 372267: using only algebra find the solution... Melissa earns 10% more per hour than her friend Jon. Louise makes 25% less per hour than Jon. What is the ratio of Louise's salary to Melissa's
Answer by robertb(5830) About Me  (Show Source):
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let j = salary of jon. Then melissa earns 1.10j per hour, and Louise, 0.75j per hour. Thet ratio of Louise's salary to Melissa's is thus %280.75j%29%2F%281.10j%29+=+0.75%2F1.10+=+0.6818, or 68.18%