Dan owns an ice cream shop and every sixth customer gets a free ice cream cone. Cones cost $2 each. If he sold $100 worth of cones, how many free ones did he give away?
He sold 50 cones because 100 / 2 = 
<gadget id="calculator">100/2</gadget>
<output>50</output>
50.
He gave away 10 cones because 50 / 5 = 
<gadget id="calculator">50/5</gadget>
<output>10</output>
10.

<result>10</result>