10111,11(2) = 12^4 + 02^3 + 12^2 + 12^1 + 12^0 + 12^-1 + 1*2^-2 = 16 + 0 + 4 + 2 + 1 + 0.5 + 0.25 = 23.75
306(8) = 38^2 + 08^1 + 6*8^0 = 192 + 0 + 6 = 198
3В(16) = 316^1 + 1116^0 = 48 + 11 = 59
10111,11(2) = 12^4 + 02^3 + 12^2 + 12^1 + 12^0 + 12^-1 + 1*2^-2 = 16 + 0 + 4 + 2 + 1 + 0.5 + 0.25 = 23.75
306(8) = 38^2 + 08^1 + 6*8^0 = 192 + 0 + 6 = 198
3В(16) = 316^1 + 1116^0 = 48 + 11 = 59