Question 957191
There is 1000 coins, divide 1000 coins in 10 boxes in such a way that if anyone ask any amount between 1 and 1000, you should give me boxes amounting that money.
 You do not need to get coins from boxes, just give boxes.
:
The no. of coins in the first 9 boxes:
1,2,4,8,16,32,64,128,256; that a total of 511 coins
therefore the last box; 1000 - 511 = 489 coins in the 10th box 
From these 10 boxes you should be able to make any amt