I take a step forward with probability 0.45 and back with a probability 0.55. What is the probability that after 13 steps I am 3 steps away from the starting point?

A man takes a step forward with probability 0.4 and backward with probability 0.6. Find the probability that at the end of 5 steps, he is one step away from the starting point.

A man takes a step forward with probability 0.4 and backward with probability 0.6. Find the probability that at the end of 11 steps, he is one step away from the starting point.

A man takes a step forward with probability 0.4 and backward with probability 0.6. Find the probability that at the end of 5 steps,he is one step away from the starting point.

A man takes a step forward with probability 0.4 and backward with probability 0.6. Find the probability that at the end of eleven steps he is one step away from the starting point.

A man takes a step forward with probability 0.4 and backwards with probability 0.6. Find probability that at the end of 11 steps he is just one step away from the starting point.

A man takes a step forward with probability 0.4 and backwards with probability 0.6 find the probability that at the end of eleven steps he is one step away from the starting point.

A man takes a step forward with probability 0.3 and backward with probability 0.7. The probability that at the end of nine steps, he is just one step away from the starting point is