A dumpy level was set up at mid-point between pegs and , 80 m apart a – McqOptions

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1.	A dumpy level was set up at mid-point between pegs and , 80 m apart and the staff readings were 1.32 and 1.56. When the level was set up at a point 10 m from on produced, the staff readings obtained at and were 1.11 and 1.39. The correct staff reading from this set up at should be
A.	1.435
B.	1.345
C.	1.425
D.	none of these.
Answer» C. 1.425

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