1
JEE Main 2017 (Online) 8th April Morning Slot
+4
-1
If all the words, with or without meaning, are written using the letters of the word QUEEN and are arranged as in English dictionary, then the position of the word QUEEN is :
A
44th
B
45th
C
46th
D
47th
2
JEE Main 2017 (Offline)
+4
-1
A man X has 7 friends, 4 of them are ladies and 3 are men. His wife Y also has 7 friends, 3 of them are ladies and 4 are men. Assume X and Y have no common friends. Then the total number of ways in which X and Y together can throw a party inviting 3 ladies and 3 men, so that 3 friends of each of X and Y are in this party, is:
A
468
B
469
C
484
D
485
3
JEE Main 2016 (Online) 10th April Morning Slot
+4
-1
If    $${{{}^{n + 2}C{}_6} \over {{}^{n - 2}{P_2}}}$$ = 11, then n satisfies the equation :
A
n2 + 3n − 108 = 0
B
n2 + 5n − 84 = 0
C
n2 + 2n − 80 = 0
D
n2 + n − 110 = 0
4
JEE Main 2016 (Online) 10th April Morning Slot
+4
-1
The sum $$\sum\limits_{r = 1}^{10} {\left( {{r^2} + 1} \right) \times \left( {r!} \right)}$$ is equal to :
A
(11)!
B
10 $$\times$$ (11!)
C
101 $$\times$$ (10!)
D
11 $$\times$$ (11!)
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