Pardon me,
So the nearest meaning also similar/more like and is it correct to say each english school is different but they are nearest number of students about over 300

No.

A lap is completion of the full circuit.

The Monte Carlo circuit is 3.328 km. long.
Brands Hatch circuit is 3.908 km. long.

The race at every racetrack in Formula One is 305 km. long. That is, a driver finishes the race when he has driven 305 km.

How many laps do cars do at Monte Carlo?
How many laps do cars do at Brands Hatch?