Q. A drunkard is walking along a straight road. He takes 5 steps forward and 3 steps backward followed again by 5 steps forward and 3 steps backward and so on. Each step is one metre long and takes one second. There is a pit on the road 11 metre away from the starting point. The drunkard will fall into the pit after

 2030  210 Motion in a Straight Line Report Error

Solution:

Displacement in first eight steps Time taken for first eight steps
Time taken by drunkard to cover first six metres of journey

If the drunkard takes 5 steps more, he will fall into the pit so the time taken by the drunkard to cover last five steps
Total time taken