Answer:
Step-by-step explanation:
I HAVE NO IDEA THIS WAS A QUESTION FRO ME AND I GOT IT WRONG
PLEASE GIVE ME BRAINLIEST
missing letter is 2
missing letter is 3
missing letter is 1
Hope it is helpful to you ☺️
We have,

Introduce variable
such that 
The sum
is therefore 
So,
(sadia's age)
(father's age)
Hope this helps :)
Answer:
5 hours
Step-by-step explanation:
go by 11 until you reach 5