A man has 10 friends whom he wants to invite for dinner. The number of ways in which he can invite at least one of them is:

1.  1024

2.  10!

3.  1023

4.  10!

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4
Correct Answer :

1023


Explanation :
No Explanation available for this question

How many words with or without meaning, can be formed by using all the letters of the word. “DELHI’ using all the letters of the word ‘DELHI’ using each letter exactly once

1.  10

2.  25

3.  60

4.  120

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4
Correct Answer :

120


Explanation :
No Explanation available for this question

A question paper has 5 multiple choice questions and 5 true or false questions. Each multiple choice questions is provided with 3 choices. Find the number of ways that an examinee can attempt one or more questions of the given 10 questions.

1.  310

2.  65-1

3.  85-1

4.  125-1

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4
Correct Answer :

125-1


Explanation :
No Explanation available for this question

How many 4-letters words with or without meaning, can be formed out of the letters of the word, ‘LOGARITHMS’, if repetition of letters is not allowed

1.  40

2.  400

3.  5040

4.  2520

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4
Correct Answer :

5040


Explanation :
No Explanation available for this question

How many words can be formed by using all the letters of the word, “EXCELLENCE”

1.  36800

2.  37800

3.  38800

4.  39800

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4
Correct Answer :

37800


Explanation :
No Explanation available for this question

In how many ways can the letters of the word ‘APPLE’ be arranged

1.  720

2.  120

3.  60

4.  60

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4
Correct Answer :

60


Explanation :
No Explanation available for this question

In how many different ways can the letter of the word ‘AVERGE’ be arranged so that the vowels always come together

1.  144

2.  24

3.  6

4.  132

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4
Correct Answer :

144


Explanation :
No Explanation available for this question

In how many ways a committee consist of 8 men and 2 women can be formed from 12 men and 5 women

1.  4680

2.  4950

3.  4900

4.  5050

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4
Correct Answer :

4950


Explanation :
No Explanation available for this question

In how many ways can the letters of the word ‘LEADER’ be arranged

1.  72

2.  144

3.  360

4.  720

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4
Correct Answer :

360


Explanation :
No Explanation available for this question

The letter of the word LABOUR are permuted in all possible ways and the words thus formed are arranged as in a dictionary. What is the rank of the word LABOUR

1.  275

2.  251

3.  240

4.  242

View Answer  
4
Correct Answer :

Explanation :
No Explanation available for this question
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