[" A monatomic gas at pressure "P_(1)" and volume "V_(1)" is "],[" compressed adiabatically to "(1)/(8)" th its original volume."],[" What is the final presssure of the gas? "],[" [AIPMT (Mains)-2010] "],[" (1) "64P_(1)],[" (2) "P_(1)],[" (3) "16P_(1)],[" (4) "32P_(1)]