Answer:
The number of people who got free entry on Saturday and Sunday are 69
Explanation:
As every 175 person got free entry in the fair , to find the number of people we divide the sum of 6742 and 5487 by 175 as we have to find number of people received admission over the two days :
Sum of 6842 and 5487 is

Now, dividing the sum by 175 we get :

Therefore, the number of people who got free entry on Saturday and Sunday are 69 as number will be a Whole number.