1 bag=5 6cats / w% D7 j! v$ R' B7 bags x 56 cats=392 cats7 Q/ ~3 m5 v# t( f. S3 z
392 cats x 4 legs=1568 legs + A0 e* v5 E; z3 S4 P: @, v. y9 ?' a5.39.217.767 persen=14 legs +1568 legs=1582 legs公仔箱論壇' m; h+ V& M) E9 ?: m, X
so there are 1582 legs in the bus