1 bag=5 6cats公仔箱論壇1 \: v" d4 U8 L2 S; c/ }8 ]. v# C
7 bags x 56 cats=392 cats
: `3 d; O% {7 d6 ~) j" C! B" z392 cats x 4 legs=1568 legs
0 k, {, a4 r: g# {6 mtvb now,tvbnow,bttvb7 persen=14 legs +1568 legs=1582 legs' R& ]2 |# ~1 C9 k
so there are 1582 legs in the bus |