WTW Intern interview questions

There was Four rounds. First round was aptitude test, after then excel test which was knowledge of basic excel function. Third round was technical round with team leader or manager or senior analyst depend on which one was available on that time.Final round with Hr and then after few days you got the offer letter if you selected. Mine only 3 test occurred except the first round and after my appointment in company as intern they change the interview process.Only one day took for all round.