Directions:
Study the following information carefully and answer the questions that follow. Five friends - Rahul, Sameer, Tarun, Umesh and Vikas - are of different ages. (i) Tarun is older than Rahul but younger than Sameer. (ii) Umesh is younger than Rahul. (iii) Vikas is older than Sameer.
Who among the five friends is the oldest?