2025 Maths Std2 HSC Q19 Find network critical path & duration using forward & backward scanning

Keywords: network, critical path, forward scanning, backward scanning, float time, activity table, network diagram, network graph Sample solution: © The Maths Studio (themathsstudio.net) Source: © NSW Education Standards Authority Disclaimer: This sample solution is intended as a guide only and does not necessarily represent the best way to answer the question, nor is there any guarantee of accuracy. ~