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
Here's the solution to your probability problem. Step 1: Interpret the problem statement. The first line is difficult to read, but based on the context of probability problems and the questions asked, we will interpret it as: "A teacher has 8 pens, 3 of which are red." This implies the remaining pens are black. So, we have: Total pens = 8 Number of red pens (R) = 3 Number of black pens (B) = 8 - 3 = 5 The teacher picks a pen and keeps it, meaning the selections are without replacement. a) Draw a tree diagram to represent the outcomes. First Selection: ✂️ _That answer was long and got cut off. Reply continue and I'll finish it._