A percentage is a way to describe a part of a whole. The amount of your profit is $29.86. The percent of profit, based on your investment is 58.12%.
A percentage is a way to describe a part of a whole. such as the fraction ¼ can be described as 0.25 which is equal to 25%.
To convert a fraction to a percentage, convert the fraction to decimal form and then multiply by 100 with the '%' symbol.
The cost of buying 72 shares is $(411/8) = $51.375
The cost of selling 72 shares is $(491/4) = $122.75
The total brokerage fees = $(1/8 × 72) = $9
All other charges amounted = $32.52
The profit is,
Profit = $122.75 - $51.375 - $9 - $32.52
= $29.855 ≈ $29.86
Hence, the amount of your profit is $29.86.
B.) The percent of profit, is based on your investment.
Since the investment is the cost of purchasing the share, therefore, the percent of profit, based on your investment can be written as,
Profit % = $29.86 /$51.375 × 100% = 58.12%
hence, The percent of profit, based on your investment is 58.12%.
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