Sharon’s vacation rental has a Keurig coffee machine.  She will be there for 40 days.  She has 3 cups of coffee (3 coffee pods) every morning.  Her coffee pods come 30 pods to a box for $8.00.  How much will she spend on coffee to last her for the entire vacation?
She'll be on vacation for 40 days and drinks 3 cups of coffee/pods per day for a total of 40*3 = 
<gadget id="calculator">40*3</gadget>
<output>120</output>
120 coffee pods.
Her coffee pods come 30 in a box and she needs 120 coffee pods so that's 120/30 = 
<gadget id="calculator">120/30</gadget>
<output>4</output>
4 boxes.
Each box costs $8.00 and she needs 4 boxes so that's 8*4 = $
<gadget id="calculator">8*4</gadget>
<output>32</output>
32.00.

<result>32</result>