Question

The average of 5 members of a family os 24 years.If the youngest member is 8 year old then what was the average age of the family at the time of birth

Answer 1

$\green{\mathfrak{\textbf{Answer:}}}$

$\Huge\mathfrak\blue{\textbf{20 years.}}$

$\mathfrak\green{\textbf{Solution:}}$

→ The average age of a family of 5 members

= 24 years.

→ Sum of the ages of the 5 members

= 5 × 24

= 120 years.

→ The youngest member is 8 years now.

→ 8 years ago their total age was

120–8×5

= 80.

→ The average age of the 4 members 8 years ago

= 80/4

= 20 years.

Answer 2

Answer:

Hope the above pic helps u