Friday, 20 September 2013

The R.L, of the point A which is on the floor is 100 m and back sight reading on A is 2.455 m. If the foresight reading on the point B which is on the ceiling is 2.745 m, the R.L. of point B will be

a)    94.80 m
b)    99.71 m
c)    100.29 m
d)    105.20 m

Ans: d

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