The Formula Of Volume Is :
V = L*W*H. So, Lets Plug In The Known Values.
V = 16*16*16.
16*16 = 256.
256 * 16 = 4096 yr^3. This Is The Volume. Any Further Questions?
19 because 1 ten = 10 ones and 9 one plus 10 ones equals 19 altogether
The first one is "unit of account".
The second one is "store of value".
The third one is "medium of exchange".