Ayushmann ranks 19th in a class of 40 students. What will be his serial number from the last?

Correct option is A

Total students = 40, position from top = 19 From bottom = 40 – 19 + 1 = 22 Explanation of options: (a) ✔ 40 – 19 + 1 = 22nd from last (b) ✘ 20 is wrong, miscalculated (c) ✘ 21 is one short (d) ✘ 19 is his rank from the front