Kim buys 3 pizzas.  They are 12 slices each.  The pizza cost $72.  How much did 5 slices cost?
he got 3*12=
<gadget id="calculator">3*12</gadget>
<output>36</output>
36 slices.
So each slice cost 72/36=$
<gadget id="calculator">72/36</gadget>
<output>2</output>
2.
So 5 slices would cost 5*2=$
<gadget id="calculator">5*2</gadget>
<output>10</output>
10.

<result>10</result>