This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.
ScanSolve AI Answer
Welcome back Adeyemi — missed you this week. Let C be the set of teachers who teach Chemistry, B for Biology, and G for Geography. We are given the following information: • Total number of teachers, N = 150. • Number of teachers who teach Chemistry, n(C) = 61. • Number of teachers who teach Biology, n(B) = 65. • Number of teachers who teach Geography, n(G) = 45. • Number of teachers who teach Biology and Chemistry but not Geography, n(B C G') = 25. The question asks for the number of teachers who teach both Biology and