A deep-sea scientific probe transmits ocean floor pressure readings in 24-bit binary format. One recorded reading is represented by the binary sequence:
1100 0111 1110 1010 0011 1101
Convert this binary sequence to hexadecimal.
117 exam-style questions on Edexcel GCSE Computer Science Binary, covering Binary representation and number of states, Unsigned and two's complement integers, Converting denary and 8-bit binary, Binary addition and binary shifts, Concept of overflow, and Hexadecimal notation and conversion. Each one has a worked solution and a mark scheme showing where the marks go.