Learn

Saturday, 31 October

JEE Main · Maths · Permutations and Combinations

Lexicographic Rank of a Word

JEE Main asked Lexicographic Rank of a Word 8 times in 8 of the 108 shifts Lumi analysed, in 2020, 2022, 2023 and 2024. It belongs to Permutations and Combinations (Maths). The longest wait between two years asking it was 2 years. In 2023 and 2024 it came in more than one shift of the same year.

Updated 2026-10-24

Times asked
8
in 8 shifts
Years
4 of 8
First asked
2020
last in 2024
Pattern
Comes in cycles
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2020, 2022, 2023 and 2024. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Maths questions.

00.150.30’170.08’200’210.04’220.21’230.14’240’250’26

Raw count: 2017: 0 in 1 shift · 2020: 1 in 12 shifts · 2021: 0 in 24 shifts · 2022: 1 in 24 shifts · 2023: 3 in 12 shifts · 2024: 3 in 18 shifts · 2025: 0 in 8 shifts · 2026: 0 in 9 shifts.

Shift by shift

Each square is one analysed shift, in date order. Open a filled one for that paper.

  • 20260 of 9
  • 20250 of 8
  • 20243 of 18
  • 20233 of 12
  • 20221 of 24
  • 20210 of 24
  • 20201 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Single correct is the usual form. Skill tested: calculation.

  • Dictionary rank of a word
  • Dictionary rank of word with repeated letters

Difficulty

Easy 2Medium 6Hard 0

3 of the 8 questions had a numerical answer.

Every question

All 8 questions

From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.

  1. 29 Jan 2024, Shift 1 · Q22All the letters of the word "GTWENTY" are written in all possible ways with or without meaning and these words are written as in a…MediumNumerical value
  2. 6 Apr 2024, Shift 2 · Q5If all the words with or without meaning made using all the letters of the word "NAGPUR" are arranged as in a dictionary, then the word at…MediumSingle correct
  3. 5 Apr 2024, Shift 2 · Q660 words can be made using all the letters of the word BHBJO, with or without meaning. If these words are written as in a dictionary, then…MediumSingle correct
  4. 13 Apr 2023, Shift 2 · Q6All words, with or without meaning, are made using all the letters of the word MONDAY. These words are written as in a dictionary with…EasySingle correct
  5. 11 Apr 2023, Shift 2 · Q6If the letters of the word MATHS are permuted and all possible words so formed are arranged as in a dictionary with serial numbers, then…EasySingle correct
  6. 6 Apr 2023, Shift 2 · Q8All the letters of the word PUBLIC are written in all possible orders and these words are written as in a dictionary with serial numbers.…MediumSingle correct
  7. 25 Jul 2022, Shift 1 · Q22The letters of the word 'MANKIND' are written in all possible orders and arranged in serial order as in an English dictionary. Then the…MediumNumerical value
  8. 2 Sep 2020, Shift 1 · Q71If the letters of the word 'MOTHER' be permuted and all the words so formed (with or without meaning) be listed as in a dictionary, then…MediumNumerical value

Shifts: 2 Sep 2020, Shift 1, 25 Jul 2022, Shift 1, 6 Apr 2023, Shift 2, 11 Apr 2023, Shift 2, 13 Apr 2023, Shift 2, 29 Jan 2024, Shift 1, 5 Apr 2024, Shift 2, 6 Apr 2024, Shift 2.

Same topic

Other ideas in Permutations and Combinations

Permutations and Combinations has 33 ideas JEE Main has asked; 20 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisStudy this chapterAll repeated ideas