contestada

Luis does not know the age of his grandfather Fernando is, He does know his father john is 20 years younger than him.Luis is 15 years old and was born when his father was 35 years old.

Respuesta :

Answer:

grandfather is 70

Step-by-step explanation:

father was 35 when he was born now hes 15 so 30+15 then the answer +20

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