On Saturday, some adults and some children were in a theatre.
The ratio of the number of adults to the number of children was 5:2
Each person had a seat in the Circle or had a seat in the Stalls.
3
of the children had seats in the Stalls.
4
117 children had seats in the Circle.
There are exactly 2600 seats in the theatre.
On this Saturday, were there people on more than 60% of the seats?
You must show how you get your answer.