Alex needs to be 54 inches tall to ride the newest roller coaster at the theme park. He is 48 inches tall this year. He hears a rumor that for every hour he hangs upside down, he can grow 1/12 of an inch. Normally he grows 1/3 of an inch per month. On average, how many hours does he need to hang upside down each month to be tall enough next year to ride the rollercoaster?
He is 6 inches too short this year because 54 - 48 = 
<gadget id="calculator">54-48</gadget>
<output>6</output>
6.
He will naturally grow 4 inches taller because 12 x (1/3) = 
<gadget id="calculator">12*(1/3)</gadget>
<output>4</output>
4.
He needs to grow 2 inches from hanging because 6 - 4 = 
<gadget id="calculator">6-4</gadget>
<output>2</output>
2.
He needs to hang for 24 hours because 2 / (1/12) = 
<gadget id="calculator">2/(1/12)</gadget>
<output>24</output>
24.
He needs to hang for 2 hours a month because 24 / 12 = 
<gadget id="calculator">24/12</gadget>
<output>2</output>
2.

<result>2</result>