Prepare a set of level notes for the data listed. Perform a check and adjust the misclosure. Elevation of BM A is 765.67 ft and BM B is 741.71 ft. If the total loop length is 300 m, what order of leveling is represented

Assuming compressible flow of air and that the measurements are done at flagstaff a pitot static tube that gives the difference of total and static pressure measures 0.35 m of mercury. what is the velocity of air? assume the temperature to be 300k. (submit your excel or matlab calculation sheet)