One day Krishnayya and his 10 year old granddaughter Subbu are having the following conversation:
Subbu : Grandpa, What is your age?
Krishnayya then gave a Mathematical puzzle to his granddaughter to solve.
Grandfather: Kid, I am 8 more than 6 times your age.
The Grandfather's age is
Subbu's age is 10 years now. So her grandpa's age is
8+(6×10)=8+60=68
Grandpa is 68 years old