Seven persons — Rahul, Sneha, Tarun, Uma, Vivek, Wasim and Yash — have doctor appointments on seven different days of the same week, from Monday to Sunday, one person per day. Rahul's appointment is on Thursday. Exactly two persons have appointments on the days between Sneha's and Rahul's, and Sneha's appointment is earlier in the week than Rahul's. Vivek's appointment is on the day immediately before Rahul's. Uma's appointment is immediately after Sneha's. Tarun's appointment is on Sunday. Yash's appointment is immediately before Tarun's. How many persons have appointments on the days between Uma and Yash?

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Accepted Answer

Three. Schedule: Monday Sneha, Tuesday Uma, Wednesday Vivek, Thursday Rahul, Friday Wasim, Saturday Yash, Sunday Tarun. Between Uma (Tuesday) and Yash (Saturday) are Vivek, Rahul and Wasim, that is three persons.

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