SSC JE Civil Engineering 2017 Set 3 Solved Paper

A dumpy level is set up with its eye-piece vertically over a peg A.The height from the top of peg A to the center of the eye-piece is 1.50 m and the reading on peg B is 0.705 m. The level is then setup over B. The height of the eye-piece above peg B is 1.490 m and reading on A is 2.195 m. The difference in level between A and B is _________.