Charlie is 3 years older than Ava. Ava is 9 yeat would help you find out how old Charlie is?

Since Ava is 9 years old and Charlie is 3 years older than her, you can simply add 3 to Ava's age. So, Charlie is 9 + 3 = 12 years old. There you have it! Charlie is 12 years old and living his best life! And just imagine the fun they could have celebrating their birthdays! When Ava turns 10, Charlie will be the cool 13-year-old, probably thinking he's way too old to hang out with his little sister, but secretly still being her biggest fan!