Question

a person had 7 children .the average is of the children was 14year when one of the child was 8year old died that will be the average is of the children after 5year of this death of that child​

Answer 1

Answer:

average is of the children after 5year of this death of that child is 20 years

Step-by-step explanation:

number of children 7

average of ages 14

total age before one of the son's death

7*14=98

average of ages after one of the child death is

98-8+6*5/6

=90+30/6

=120/6

=20 years

average is 20 years