Rory has 30 more jellybeans than her sister Gigi who has 15 jellybeans.  Lorelai has already eaten three times the number of jellybeans that both girls have.  How many jellybeans has Lorelai eaten?
Rory has 30 more jellybeans than Gigi who has 15 so Rory has 30+15 = 
<gadget id="calculator">30+15</gadget>
<output>45</output>
45 jellybeans.
Rory has 45 jellybeans and Gigi has 15 so that's 45+15 = 
<gadget id="calculator">45+15</gadget>
<output>60</output>
60 jellybeans total.
Lorelai has eaten three times the amount of jellybeans that both girls have so she has eaten 3*60 = 
<gadget id="calculator">3*60</gadget>
<output>180</output>
180 jellybeans.

<result>180</result>