if you could help me understand the process that would be lovely

The lengths of pregnancies in a small rural village are Normally distributed with a mean of 261 days and a standard deviation of 17 days. What percentage of pregnancies last beyond 295 days? P(X > 295 days) = 9% Enter your answer as a percent accurate to 1 decimal place (do not enter the "%" sign). Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted. Submit