Jon drinks a bottle of water that is 16 ounces every 4 hours for the 16 hours he is awake.  Twice a day he also drinks a bottle that is 25% larger than those bottles.  How much fluid does he drink a week?
He drinks 16/4=
<gadget id="calculator">16/4</gadget>
<output>4</output>
4 of the small bottles each day.
That is 4*16=
<gadget id="calculator">4*16</gadget>
<output>64</output>
64 ounces.
The larger bottles are 16*.25=
<gadget id="calculator">16*.25</gadget>
<output>4</output>
4 ounces larger.
So the large bottles are 16+4=
<gadget id="calculator">16+4</gadget>
<output>20</output>
20 ounces.
So he drinks 20*2=
<gadget id="calculator">20*2</gadget>
<output>40</output>
40 ounces of those a day.
So he drinks 64+40=
<gadget id="calculator">64+40</gadget>
<output>104</output>
104 ounces a day.
That means he drinks 104*7=
<gadget id="calculator">104*7</gadget>
<output>728</output>
728 ounces a day.

<result>728</result>