 
<translate> Lizzy: Alex yana bukatar ya zama inci 54 a tsayi don hawa sabon jirgin ruwa mai hawa a wurin shakatawa. Tsawonsa ya kai inci 48 a wannan shekara. Ya ji jita-jitar cewa a kowace awa da ya rataye a kwance, zai iya girma da inci ɗaya da rabi. A al'ada yana girma da kashi ɗaya bisa uku na inci a wata. A matsakaici, sa'o'i nawa ne yake bukatar ya rataya a kwance a kowane wata don ya zama mai tsayi a shekara mai zuwa don ya hau abin hawa? Ni: Hmmm, bari in yi tunani. Ina ganin wannan shi ne cikakken bayani: <eng> Lizzy: 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?.
Me: Hmmm, let me think. I think this is the detailed solution: 