Respuesta :

mhanifa

Answer:

  • Allen is 3 years old

Step-by-step explanation:

Mia is 2 1/2 years older than Chloe.

Mia is 12 years old.

Chloe's age is:

  • 12 - 2 1/2 =
  • 10 - 1/2 =
  • 9 1/2

Allen is 6 1/2 years younger than Chloe.

Allen’s age is:

  • 9 1/2 - 6 1/2 =
  • 9 - 6 =
  • 3