Answer:
600 seats
Step-by-step explanation:
We know there is 120 seats on a balcony and that is of the total seats, we want to find the total number of seats so,
120 seats =
We know that a whole fraction sums to 1 so for example
120 seats =
Multiply both sides to make it a whole fraction
600 seats =
So if there is 120 seats and that number is only of the total number of seats then the total number of seats is 600