1.The grade elevation at station 25+00 is to be 946.52 ft. What will be the grade elevation at station 34+86.20 if the grade linerises at the rate of 1.785% between these two points?
2.An unknown distance was stepped off four times, requiring 306, 308,307, and 305 paces. Determine the length of the line.
3.A lake has 115 miles long and a surface area 225 square miles. Ifduring flood condition flows into the lake is 45000 cfs and outflow8000 cfs, how many feet per 24-hr day will the lake level rise?