Need help with problem 5

Two roommates are flipping a coin to see who has to do the dishes. Sally chose heads, and lost. Since she is a bit of a poor loser, her roommate Grazelda offers her another chance. Best out of three, but this time three coins will be tossed. How many microstates are possible? Type in an integer (1,2,3,) : 4. 1/1 points Pretend that this coin toss was a chemical system. Calculate the entropy (in J/K ) of this triple coin toss. Report your answer with one significant figure. Boltzmann dares you