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a grandfather age is the same as his granddaughters age in months. Together they are 91. What is the age of the grandfather

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adioabiola

The age of the grandfather in years according to the task content is; 84.

What is the age of the grandfather?

It follows that the age of the grandfather and granddaughter are; x and y respectively.

Hence, the two equations which follow are;

x = 12y

x + y= 91

Hence, the age of the grandfather, x can be evaluated as follows;

x = 12(91-x)

13x = 1092

x = 1092/13

x = 84 years.

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