Ramesh walked $5$ $kms$ towards east then he turned right and walked $8$ $kms$. He then turned left and walked $5$ $kms$. He again turned left and walked $8$ $kms$. At what distance is he now from the starting point?

Answer is D.

Distance from starting point is 10 kms.

Detailed solution is given in the below link.

https://www.zigya.com/competition/ssccgl/study/Reasoning/RSN/Direction+Sense+Test/RSNENSL12167694/20