Question

using all letters of the word thing. if these word are written in dictionary what will be the 85th string

Answer 1

By permutations and combinations

G _ _ _ _ =

4 3 2 1

Total=4×3×2×1=24

H _ _ _ _ =

Total =4×3×2×1=24

I _ _ _ _ =

Total=24

N G _ _ _ =

Total=3×2×1=6

NHG _ _ =

Total=2×1=2

NHI_ _=

Total=2×1=2

NHT _ _ =

Total=2×1=2

Adding all

Grand total=84

Next word 85th word

'NIGHT'

Ans. NIGHT