SSC CPO 12 Mar 2019 Shift 2 Paper

After starting from his house, Naren walked a few meters towards the east. From there, he took a right turn and walked 80 m, and then took a left turn and walked 20m. Finally, he took a right turn again and walked 40 m to reach the hospital. If the air distance between his house and the hospital is 130m, how far did Naren walk towards the east initially?