Mathematics questions
18011 published questions with worked solutions.
- How many words can be formed from the letters of the word ARTICLE, if vowels always comes at the odd places?
- We are to form different words with the letters of the word INTEGER. Let m_1 be the number of words in which I and N are never...
- If the total number of m elements subsets of the set A= a_1,a_2,a_3, a_n is times the number of 3 elements subsets containing...
- A five digit number divisible by 3 is to be formed using the numbers 0,1,2,3,4 and 5, without repetition. The total number of...
- The number of parallelograms that can be formed from a set of four parallel lines intersecting another set of three parallel...
- Let f: 1,2,3,4,5 1,2,3,4,5 that are onto and f(x) i is equal to
- The number of ways of dividing 52 cards amongst four players so that three players have 17 cards each and the fourth player just...
- How many numbers consisting of 5 digits can be formed in which the digits 3,4 and 7 are used only once and the digit 5 is used...
- The products of any r consecutive natural numbers is always divisible by
- Statement 1: The number of different car licence plates that can be constructed if the licences contain three letters of the...
- Sixteen men compete with one another in running swimming and riding. How many prize lists could be made if there were altogether...
- If N is the number of positive integral solution of x_1x_2x_3x_4=770, then the value of N is
- These are 12 volleyball players in a college, out of which a team of 9 players is to be formed. If the captain always remains the...
- A person is permitted to select at least one and at most n coins from a collection of 2n+1 (distinct) coins. If the total number...
- Consider the following statement: 1. The number of ways of arranging m different things taken all at a time in which p m...
- If a denotes the number of permutations of x+2 things taken all at a time, b the number of permutations of x things taken 11 at a...
- Ten different letters of an alphabet are given. Words with five letters are formed from these given letters. Then the number of...
- In how many ways can 4 prizes be distributed among 3 students, if each students can get all the 4 prizes?
- In a conference of 8 persons, if each person shake hand with the other one only, then the total number of shake hands shall be
- A committee of 12 is to be formed from 9 women and 8 men in which at least 5 women have to be included in a committee. Then the...