10 questions
How many different combinations of management can there be to fill the positions of president, vice president and treasurer in a club if there are 12 eligible candidates?
9
132
1320
220
How many different ways can the letters in the word "trial" be arranged such that the word will begin with a vowel?
24
48
72
120
How many four-digit numbers can be formed with the digits 1,2,3 and 4?
81
256
24
64
Using each digit once, how many 3 digit even numbers can be formed with the digits 4,5 and 6?
2
3
6
4
In some countries, it is customary to shake hands with everybody in the meeting. If there are 15 people in the meeting, how many handshakes were made?
380
45
210
105
Find the number of 5-letter words that can be formed using the letters in the word "INDIA".
60
120
24
10
105
210
0
75
In how many ways can the letters of the word BEAUTY be arranged in which the vowels are always together?
144
720
72
24
How many subsets are there if there are 6 elements in a set?
12
32
64
36
In how many ways can 6 people be seated at a round table?
120
720
21
30