In the country of United States of Heightlandla, the height measurements of ten-year-old children are approximately normally distributed with a mean of 55.3 inches, and standard deviation of 8.4 inches. A) What is the probability that a randomly chosen child has a height of less than 42.4 Inches? (Round your answer to 3 decimal places.) B) What is the probability that a randomly chosen child has a height of more than 54.7 Inches? (Round your answer to 3 decimal places.)