Mrs. Oaklyn buys handmade rugs at $40 each and sells them at $60 each. If she bought 20 rugs, calculate the profit she will make from selling the rugs.
Since she buys one rug at $40 and sells it at $60, she makes a profit of $60-$40 = $
<gadget id="calculator">60-40</gadget>
<output>20</output>
20.
If she bought 20 rugs at $40 and sold them at $60 each, she made a profit of 20*$20 = $400.

<result>400</result>