Answer:Here's how to solve the problem: 1. Understand the problem: - Dennis did three activities: jogging, bathing, and dressing.- We need to find the total time he spent on all three. 2. Set up the equation: - Total time = Time for jogging + Time for bathing + Time for dressing 3. Substitute the values: - Total time = 1.95 hours + 0.95 hours + 0.20 hours 4. Calculate the total time: - Total time = 3.10 hours Answer: Dennis spent a total of 3.10 hours on these activities.