TLS Online TPP Program

#Question id: 12815


There is a rectangular tank of length 180 m and breadth 120m in a circular field. If the area of the land portion of the field is 40000 m2, what is the radius of the field ?  

#General Aptitude
  1. 130 m 
  2. 135 m
  3. 140 m
  4. 145 m