1. The following set of level notes is to be completed by employing the rise and fall method. Based on the data given in the accompanying tabulation, the sum of all values to be tabulated under the "Rise" and "Fall" columns should respectively be equal to? What is the reduced level at BM - Y? (20 pts) Rod Readings Rise Fall RL Remarks BS IS FS 2.45 223.75 m BM - X 1.73 a 1.05 b. 2.38 3.02 d 2.60 BM - Y