A set of test scores are normally distributed with a mean of 72.6 and a standard deviation of 8.7 points. If the scores in the tenth percentile and below will receive an F, what test score will...

Extracted text: A set of test scores are normally distributed with a mean of 72.6 and a standard deviation of 8.7 points. If the scores in the tenth percentile and below will receive an F, what test score will determine the boundary of the F grades? Round your answer to the nearest tenth.