JEE Main 2018 Mathematics question on Permutations and Combinations
From 6 different novels and 3 different dictionaries, 4 novels and 1 dictionary are to be selected and arranged in a row on a shelf, so that the dictionary is always in the middle. The number of such arrangements is
A.
atleast 1000
B.
less than 500
C.
atleast 500 but less than 750
D.
atleast 750 but less than 1000
Show answer
Correct option: A
[JEE Main 2018]
Practise Permutations and Combinations the way it is asked
A timed set of real JEE Main Permutations and Combinations questions, graded as the exam grades. No sign-up.
