Question

RL of floor at a building is 78 m, staff reading on the floor is 1.845 m and staff reading when it is held inverted with its bottom touching the ceiling of the building is 2.625 m; then the height of the ceiling above the floor is

• A. 4.47 m
• B. 0.78 m
• C. 1.56 m
• D. 3.595 m

Answer 1

The correct option is A 4.47 m

Height of ceiling = 1.845 + 2.625
= 4.47 m