The amount of commission amount that Shayna make on the 3 sales is $5,040.
First step is to calculate the commission she makes on total sales over $83,000.
Sales commission=18%×$83,000
Sales commission=$14,940
Second step is to calculate the commission she makes If she sold 3 vehicles in 1 day at $37,000
Sales commission=(3×$37,000)×18%
Sales commission=$111,000×18%
Sales commission=$19,980
Third step is to calculate the he commission she makes on the 3 sales
Sales commission=$19,980-$14,940
Sales commission=$5,040
Inconclusion the amount of commission amount that Shayna make on the 3 sales is $5,040.
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