There is only one dictionary in a Library which will be used by 6 students P, Q, R, S, T and U, one by one. S will use it immediately after Q and before P. T will use it immediately after R and before U. R will use the dictionary after P. Who will use the dictionary the last?
There is only one dictionary in a Library which will be used by 6 students P, Q, R, S, T and U, one by one. S will use it immediately after Q and before P. T will use it immediately after R and before U. R will use the dictionary after P. Who will use the dictionary the last? Correct Answer U
1) There are 6 students who will use a dictionary.
2) S will use it immediately after Q and before P.
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Case 1 |
Case 2 |
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Sl. No. |
Name of persons |
Name of persons |
|
1 |
Q |
|
|
2 |
S |
|
|
3 |
P |
|
|
4 |
|
Q |
|
5 |
|
S |
|
6 |
|
P |
3) T will use it immediately after R and before U.
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|
Case 1 |
Case 2 |
|
Sl. No. |
Name of persons |
Name of persons |
|
1 |
Q |
R |
|
2 |
S |
T |
|
3 |
P |
U |
|
4 |
R |
Q |
|
5 |
T |
S |
|
6 |
U |
P |
4) R will use the dictionary after P. (From this statement Case 2 is eliminated)
The final arrangement will be,
|
Sl. No. |
Name of persons |
|
1 |
Q |
|
2 |
S |
|
3 |
P |
|
4 |
R |
|
5 |
T |
|
6 |
U |
Hence, U will use the dictionary at the last.