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Question

Solution

Correct option is

      

   

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SIMILAR QUESTIONS

Q1

 is maximum where m is   

 

Q2

An eight digit number divisible by 9 is to be formed by using 8 digits out of the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 without replacement. The number of ways I which this can be done is  

Q3

The number of rational numbers lying in the interval (2008, 2009) all whose digits after the decimal point are non-zero and are in deceasing order is

Q4

The number of positive integral solutions of the equation  is

Q5

The exponent of 7 in 100C50 is

Q6

In the certain test there are n questions. In this test 2k students gave wrong answers to at least (n – k) questions, where k = 0, 1, 2, …, n. If the total number of wrong answer is 4095, then value of n is 

Q7

If n > 1 and n divides (n – 1)! + 1, then 

Q8

In a group of 8 girls, two girls are sisters. The number of ways in which the girls can sit so that two sisters are not sitting together is

Q9

The number of words that can be formed by using the letters of the word MATHEMATICS that start as well as end with T is

Q10

The number of subsets of the set A = {a1a2, … an} which contain even number of elements is