Question

Five courses - A, B, C, D and E each of one month duration are to be taught from January to May one after the other though not necessarily in the same order by lectures P, Q, R, S and T. P teaches course 'B' but not in the month of April or May. Q teaches course 'A' in the month of March. R teaches in the month of January but does not teach course 'C' or 'D'.

Which course is taught by S?

• A. C
• B. E
• C. Either C or D
• D. D

Answer 1

The correct option is C Either C or D

(c)
We can be solved these questions with the help of tabular chart.

We will start reading each condition and mark 'Correct' sign or 'Wrong' sign accordingly.

$\bullet$ P teaches course B but not in the month of April or May

$\bullet$ Q teaches course A in the month of March

$\bullet$ R teaches in the month of January but does not teach course C or D

Now, we can easily answer given questions with the help of above table.

Note: After drawing first table further modification can be done according to conditions given. There is no need to draw further table.