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On the grid shown, Jane starts at dot A.She tosses a fair coin to determine which way to move. If she tosses a head, she

On the grid shown, Jane starts at dot A.She tosses a fair coin to determine which way to move. If she tosses a head, she moves up one dot. If she tosses a tail, she moves right one dot.After 4 tosses of the coin, Jane will be at one of the dots P,Q,R,S and T. What is the probability that Jane will be at dot R?

*P

**Q

***R

****S

A*****T

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