input: from typing import List
  
  
  def calculate_square_root_of_list(numbers: List[int]) -> List[float]:
      """ Calculate the square root of each number in a given list of positive integers.
      >>> calculate_square_root_of_list([100, 4, 9])
      [10.0, 2.0, 3.0]
      >>> calculate_square_root_of_list([25, 36, 49])
      [5.0, 6.0, 7.0]
      """
output:     return [float(num ** 0.5) for num in numbers]