Answer:
8
Step-by-step explanation:
average is calculated as
average = 
= 13 ( multiply both sides by 2 )
sum of 2 eldest = 26
Then for the 4 children
average =
=
= 8
7.84 <span> 56% off 14 is equal to (56 x 56) / 100 </span>
Answer:
y=19/3
Step-by-step explanation: