If a drilling rig operates 10 hours a day and takes 40 hours to drill 8 meters of earth's surface, the productivity of the drilling rig will be _____.
A) 2 meters per day
B) 1 meter per day
C) 0.8 meters per day
D) 0.4 meters per day

Question

Quizplus · Accepted Answer

The rig drills 8 meters in 40 hours, which is 4 days (10 hours per day). Therefore, it drills 2 meters per day (8 meters / 4 days).

If a Drilling Rig Operates 10 Hours a Day and Takes