i assume the 7 was a Korean age ie she was 5 or 6 int age. Say she started in feb 2010 as a aug 31, 2004 she would have been 5. but K age toggles start of the year and counts the year born 2004,5,6,7,8,9,10 for 7.
if she was in the us school starts in aug so she would have still be 5 until the...