Problem Solving Solve the problem and indicate the correct answer 1. Two territories are equal in area. One of them is square with a side of 90 m. The other is rectangular, with a width of 45 m. What is its length? 120 m 270 m 135 m 150 m 180 m 2. The arithmetic mean of 10, 40, and 60 is: [phone]. The train travels x kilometers in 3 minutes. How many kilometers ... [text truncated]