Matt has a peanut plantation that is 500 feet by 500 feet.  1 square foot of peanuts can make 50 grams of peanuts.  If it takes 20 grams of peanuts to make 5 grams of peanut butter and 1 kg of peanut butter sells for $10 how much does he make from his plantation?
His plantation is 500*500=
<gadget id="calculator">500*500</gadget>
<output>250_000</output>
250,000 square feet.
That means he gets 250,000*50=
<gadget id="calculator">250000*50</gadget>
<output>12_500_000</output>
12,500,000 grams of peanuts.
So he makes 12,500,000*5/20=
<gadget id="calculator">12500000*5/20</gadget>
<output>3_125_000</output>
3,125,000 grams of peanut butter.
So he has 3,125,000/1000=
<gadget id="calculator">3125000/1000</gadget>
<output>3_125</output>
3125 kg of peanut butter.
That means it sells for 3125*10=$
<gadget id="calculator">3125*10</gadget>
<output>31_250</output>
31,250.

<result>31_250</result>