In order to measure a player's strength, each player's one rep maximum bench press. The distribution of one rep max bench press is approximately normal with a mean of 310 pounds and a standard deviation of 25 pounds.

a) Miles one rep max bench press is 375 pounds. What percent of players have a higher one rep max bench press than Miles?

b) What would a player's one rep max bench press have to be in order to rank in top 15% of strongest players?