Which of the following could be the ranking from first place to sixth place of students?

Try All option one by one.
Out of all the given options, only the ranking given in (d) satisfies the given conditions.
B - 12000 A won less money than B)
A - 10000
E - 8000
D - 6000
C - 4000 and the difference between winning of C and F was ₹ 2000.
F - 2000 and the difference between winning of D and F was at least ₹ 4000.