John can produce 1000 tires a day.  It cost $250 to produce each tire.  He manages to sell them for 1.5 times as much.  He could sell 1200 tires a day if his factory was able to produce more.  How much money does he lose out a week by not being able to produce all the tires?
He sells each tire for 250*1.5=$
<gadget id="calculator">250*1.5</gadget>
<output>375</output>
375.
That means he makes a profit of 375-250=$
<gadget id="calculator">375-250</gadget>
<output>125</output>
125 per tire.
His production is 1200-1000=
<gadget id="calculator">1200-1000</gadget>
<output>200</output>
200 short.
So he loses out on 125*200=$
<gadget id="calculator">125*200</gadget>
<output>25_000</output>
25,000 a day.
So he loses out on 25000*7=$
<gadget id="calculator">25000*7</gadget>
<output>175_000</output>
175,000 a week.

<result>175_000</result>