John bought a painting for $600 and sold it for $648. Find the profit as a percentage of the cost.

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John bought a painting for $600 and sold it for $648. Find the profit as a percentage of the cost.

Calculate the profit:
Profit = Sale Price - Purchase price
Profit = 648 - 600
Profit = 48

Calculate Profit percentage of cost =
Profit percentage of cost = 100% * Profit/cost
Profit percentage of cost = 100% * 48 / 600
Profit percentage of cost = 8%