Question

Five students A, B, C, D, and E of grade '12' are writing their final exam. Student A finished his exam before student B but after C. D finished before E but after B. Who completed his exam first among the five students?
1. D
2. C
3. A
4. B

Answer 1

Correct Answer - Option 2 : C

Arranging the students according to the time taken :

A finished his exam before B.

A < B

A finished his exam after C.

A > C

D finished his exam before E.

D < E

D finished his exam after B.

D > B

The final arrangement will be :

E > D > B > A > C

The Least time is taken by C.

Thus, C completed the exam first among others.

Hence, the correct answer is "C".