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The wholesale cost of a pen is $1.32 and the retail price of the pen is $3.78. |
The retail price of a laptop computer is $980 and the wholesale price is $612. |
There is a T-shirt in the mall selling for $22.00 and it only cost the manufacturer $2.28 to make it. |
The wholesale price of a notebook is $0.77 and the retail price is $1.27. |
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