P, Q, R, S and T reside in a five-storeyed (Ground floor + 4) building and each of them resides on a separate floor, further: 1. T does not reside on the topmost floor 2. Q does not reside on the ground floor 3. S resides on one storey above that of P and one storey below that of R. To know as the which one of the five persons resides on the ground floor, which of the above statements are sufficient/insufficient?
P, Q, R, S and T reside in a five-storeyed (Ground floor + 4) building and each of them resides on a separate floor, further:
1. T does not reside on the topmost floor
2. Q does not reside on the ground floor
3. S resides on one storey above that of P and one storey below that of R.
To know as the which one of the five persons resides on the ground floor, which of the above statements are sufficient/insufficient?
Options
- a.
1 and 3 are sufficient
- b.
2 and 3 are sufficient
- c.
1,2 and 3 are sufficient
- d.Correct answer
1,2,and 3 are insufficient
Explanation
(d) On the basis of the given statements there can be 3 arrangements:
As either of T or P can reside on the ground floor, so to exactly find who resides on the ground floor, given statements are insufficient.
Hence option-D is the answer
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