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Q: The back sight reading on a BM (100 m) was 1.650 m. If the inverted staff reading to the bottom of a verandah roof slab is 0.250 m, the RL of the bottom of the slab is :
  • A. 2.900
  • B. 101.900
  • C. 102.900
  • D. 1.900
Correct Answer: Option B -
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Explanations:

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