1, 2, 4, 8, 16, 32, 64, 128, 256, 489 in 10 bags (Total 1,000)# w! z7 z ~" W+ ^7 A6 p
For 3, take bag 1 & 2
9 a) s$ V: E9 Vtvb now,tvbnow,bttvbFor 12, take bag 3 & 4
' d5 T+ H( U, q2 w6 CSo any nos. within 1,000 can be made by these 10 bags combination. |