:
1) 732(10)
2) 744(10)
3) 703(10)
1) 1011011100(2) = 1 * 2^9 + 0 * 2^8 + 1 * 2^7 + 1 * 2^6 + 0 * 2^5 + 1 * 2^4 + 1 * 2^3 + 1 * 2^2 + 0 * 2^1 + 0 * 2^0 = 512 + 0 + 128 + 64 + 0 + 16 + 8 + 4 + 0 + 0 = 732(10)
2) 1350(8) = 1 * 8^3 + 3 * 8^2 + 5 * 8^1 + 0 * 8^0 = 512 + 192 + 40 + 0 = 744(10)
3) 2BF(16) = 2 * 16^2 + 11 * 16^1 + 15 * 8^0 = 512 + 176 + 15 = 703(10)