Mia is 6.99840 x 106 minutes old. Convert her age to more appropriate units using years, months, and days. Assume a year has 365 days and a month has 30 days. Mia is days old. years, months, and days old. Mia is 6.99840 x 106 minutes old. Convert her age to more appropriate units using years, months, and days. Assume a year has 365 days and a month has 30 days. Mia is days old. years, months, and days old.