SSC CGL 8 Aug 2017 Shift 1 Paper

Question : 56 of 100

Marks: +1, -0

The average of 5 members of a family is 24 years. If the youngest member is 8 years old, then what was the average age (in years) of the family at the time of the birth of the youngest member ?

Validate

Solution:

The average age of the family at foe time of the birth of foe youngest member

={5× 24-5× 8}/4={120-40}/4

=80/4=20

years

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