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JEE MATHEMATICS MCQ: PERMUTATIONS

1 Easy

1 of 1

Application +4 | -1

If

[y]

denote the greatest integer

\leq y

, and

2\left[\frac{x}{8}\right]^2+3\left[\frac{x}{8}\right]=20

, then

x

lies in the smallest interval

[a, b)

where

b-a

is equal to

View answer and explanation

Correct option: D

8

Option D (LICPEN) is correct because by arranging the permutations in dictionary order, the 413th word is LICPEN.

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