1
JEE Main 2019 (Online) 8th April Evening Slot
+4
-1
The number of four-digit numbers strictly greater than 4321 that can be formed using the digits 0,1,2,3,4,5 (repetition of digits is allowed) is :
A
306
B
288
C
310
D
360
2
JEE Main 2019 (Online) 8th April Morning Slot
+4
-1
All possible numbers are formed using the digits 1, 1, 2, 2, 2, 2, 3, 4, 4 taken all at a time. The number of such numbers in which the odd digits occupy even places is :
A
175
B
162
C
160
D
180
3
JEE Main 2019 (Online) 12th January Evening Slot
+4
-1
There are m men and two women participating in a chess tournament. Each participant plays two games with every other participant. If the number of games played by the men between themselves exceeds the number of games played between the men and the women by 84, then the value of m is :
A
12
B
9
C
7
D
11
4
JEE Main 2019 (Online) 12th January Morning Slot
+4
-1
Consider three boxes, each containing, 10 balls labelled 1, 2, … , 10. Suppose one ball is randomly drawn from each of the boxes. Denote by ni, the label of the ball drawn from the ith box, (i = 1, 2, 3). Then, the number of ways in which the balls can be chosen such that n1 < n2 < n3 is :
A
164
B
240
C
82
D
120
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