The average age of persons going for a trip is 16.75 years. 20 new per
Right Answer is: B
Let the number of persons initially going for picnic be x.
So, the age of x people becomes = 16.75 × x
And since 20 people are added to the trip then the
Age of 20 people becomes = 20 × 13.25
So according to the question:
So total no of people is 20.