SSC JE Civil Engineering 2018 Set 3 Solved Paper

1 : 100 - 1 cm on paper represent 100 cm on field.
1 : 500 - 500 cm on paper represent 500 m on field
1 : 1000 - 1 cm on paper represent 100 m on field.
1 : 2500 - 1 cm on paper represent 2500 m on field.
So 1 : 2500 is the smallest scale.