If Luka is exactly 2 years older than is Aubrey, then on Aubrey's 8th birthday, Luka was 8+2=10 years old.
If Jordan's dog, Max, was born on the same day that Luka turned 4 years old, then when Luka was 10 years old, Max was 10-4=<<10-4=6>>6 years old.
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