Question

The average age of 18 students of a class is 15 years Out of these, the average age of 9 students is
16 years and that of the other 8 students is 14 years Find the age of 18" student?
a) 13
b) 14
c) 15
d) 12​

Answer 1

Answer:the age of 18 students is 15 years.

Answer 2

Good Morning

Your Answer:-

As it is given that

1. average age of 18 student is= 15 yrs
2. average age of 9 student is= 16 yrs
3. average age of 8 student is = 14 yrs

So ,

age of 18 student is = 15 yrs(answer)