../ Ch-1 Formulas 101/ 21-Jan-2026 17:38 - Ch-7 Text functions/ 21-Jan-2026 17:38 - ch-2 Statistics and Math function/ 21-Jan-2026 17:38 - ch-3 Welcome to the world of If functions/ 21-Jan-2026 17:38 - ch-4 Summarize data using conditional fn/ 21-Jan-2026 17:38 - ch-5 lookup and reference function/ 21-Jan-2026 17:38 - ch-6 Date and time functions/ 21-Jan-2026 17:38 -