SOLUTION: The key is S=C+rC A watch costing $98 is sold for 156.80. Find the markup rate on the watch. How do you solve this equation

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: The key is S=C+rC A watch costing $98 is sold for 156.80. Find the markup rate on the watch. How do you solve this equation      Log On


   

Question 229335: The key is S=C+rC
A watch costing $98 is sold for 156.80. Find the markup rate on the watch.
How do you solve this equation
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
S=C+rC
A watch costing $98 is sold for 156.80. Find the markup rate on the watch.
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156.80 = 98 + r*98
156.80 = 98(1+r)
1+r = 1.6
r = 0.60 = 60%
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Cheers,
Stan H.