2020 Quantitative Aptitude - Permutations & Combinations

How many different 5-letter words (with or without meaning) can be constructed using all the letters of the word 'DELHI' so that each word has to start with D and end with I?

  • 24
  • 18
  • 12
  • 6

Want to see the 360° AI Analysis?

Sign up for a free 7-day trial to see option elimination logic, concept maps, and AI-graded model answers for this question.

View Interactive Analysis
    2020 UPSC Quantitative Aptitude PYQ | UPSC Insights | UPSC Insights