Twenty gallons of tea were poured into 80 containers. Geraldo drank 3.5 containers. How many pints of tea did Geraldo drink?
20 gallons = 160 pints
160/80 = 
<gadget id="calculator">160/80</gadget>
<output>2</output>
2 pints
3.5 * 2 pints = 
<gadget id="calculator">3.5*2</gadget>
<output>7</output>
7 pints.
Geraldo drank 7 pints of tea.

<result>7</result>