# What is the number of scooters in the second half of the row?

136 vehicles are parked in a parking lot in a single row. After the first car, there is one scooter. After the second car, there are two scooters. After the third car, there are three scooters and so on work out the number of scooters in the second half of the row?

- 60
- 63
- 65
- 68