MCQOPTIONS
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| 1. |
The R.L, of the point A which is on the floor is 100 m and backsight 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. | 99.71 m |
| B. | 94.80 m |
| C. | 105.20 m |
| D. | 100.29 m |
| Answer» D. 100.29 m | |