Question

the average age of 5 children is 11.2 two years if the age of 4 children are 13,15,9 and 11 years respectively, find the age of the fifth child Pleaseeeeeeeeeeeeeeeeeeeeeeeeeeeeeee answer me please it's urgent ​

Answer 1

Answer: 8 years

Step-by-step explanation:

Average=11.2

11.2*5=56

Rest 4= 13+15+9+11=48

Hence, 56-48=8 years

Answer 2

Answer:

8

Step-by-step explanation:

(13+15+9+11+x)/5 = 11.2

x = 11.2*5 - 48

x = 8