There are four members in a family. The average age of the family is 15 years when a new baby is born in the family. What will be the average age of the family when the baby will be 5 years old? Select one: a. 15.5 b. 17 c. None of these d. 13 e. 20
Answers
Answered by
2
Answer:
e.20
Step-by-step explanation:
15yrs =1 baby of 1yr
x=5yrs
15+5=20 is the average age of the family....
Answered by
2
the correct answer is b.17
Similar questions