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soumya

· started a discussion

· 1 Months ago

explanations are not clearly mentioned.

Question:
The letters of the word HASTE are written in all possible orders and these words are written out as in dictionary. Then the dictionary rank of the word HEATS is:
Options:
A) 52
B) 54
C) 56
D) 58
E) None of these
Solution:

The letters available to us are: A, E, H. S and T in their alphabetical order. When we form 5 lettter words out of these, the following order of appearing in the dictionary would hold...

Words starting with A___4! = 24

Words starting with E___4! = 24

Words starting with HA___3! = 6

Words starting with HE ... complete description:

First word: HEAST, Second word = HEATS...

Hence, the 56th word in the list would be HEATS. Option (c) is correct.

Knowledge Expert

· commented

· 1 Months ago

The letters available to us are: A, E, H. S and T in their alphabetical order. When we form 5 lettter words out of these, the following order of appearing in the dictionary would hold...
Words starting with A___4! = 24
Words starting with E___4! = 24
Words starting with HA___3! = 6
Words starting with HE ... complete description:
First word: HEAST, Second word = HEATS...
Hence, the 56th word in the list would be HEATS. Option (c) is correct.

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