A man takes a step forward with probability 0.4 and backward with probability 0.6. The probability that at the end of eleven steps, he is one step away from the starting point is
Correct Option is D. Practice regular variations of this Probability concept to build speed and accuracy.
Reinforce your conceptual grasp with related questions from NIMCET 2019:
Take timed full-length mock tests with authentic question distributions, negative marking (+12/-3 in Math), and instant All India Rank calculation.
Start Free Mock Test Series →