How many numbers between 400 and 1000 can be formed with digits 0,2,3,4,5 and 6, if no digit is repeated in the same number?
60
120
240
300
Seven athletes are participating in a race. In how many ways the first three prizes can be won?
220
210
200
180
The no. of distinct permutations of the letters of the word 'STATISTICS' that begins and end with the letter 'S' is
5040
4280
3360
1680
The no. of ways in which 6 men and 5 women can dine on a round table' if not two women are to sit together, is
30
5! x 5!
5! x 4!
7! x 5!
If 12Pr=11P6+6. 11P5, then the value of r is
3
6
9
12
A polygon has 44 diagonals. The no. of its sides is
11
7
8
5
6,7
7,8
8,9
9,10
The no. of ways of answering 5 objective type questions, when each question has 4 choices , is
16
256
1024
How many no. of 6 digits can be formed from the digits of the number 112233?
90
Among the 36 teachers in a school, one principal and one vice principal are to be appointed. In how many ways this can be done?
1060
1160
1206
1260
