Question

The ages of the students in a class are in AP,
whose common difference is 4 months. If the
youngest student is 8 yr old and the sum of the
ages of all the students is 168 yr, then find the
number of students in the class.​

Answer 1

Answer:

age of youngest student = 8 years

sum of ages of all the students =168 years .

168-8 /4

160/4

40

ans= 40 students