If the R.L. of a B.M. is 100.00 m, the back- sight is 1.215 m and the foresight is 1.870 m, the R.L. of the forward station is
A. 99.345 m
B. 100.345 m
C. 100.655m
D. 101.870m
Answer:A
If the R.L. of a B.M. is 100.00 m, the back- sight is 1.215 m and the foresight is 1.870 m, the R.L. of the forward station is
A. 99.345 m B. 100.345 m C. 100.655m D. 101.870m