SOLVE FOR X (FIRST BOX) SOLVE FOR Y (SECOND BOX)
Addis Ababa is the capital of Ethiopa.
Answer:
36%
Step-by-step explanation:

So 36% of the team is in 6th grade.
We have,

Introduce variable
such that 
The sum
is therefore 
So,
(sadia's age)
(father's age)
Hope this helps :)
The answer to the question is 11/14