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#6551 2019-12-31 00:15:47

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4698. In how many different ways can the letters of the word READING be arranged in such a way that the vowels always come together?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6552 2020-01-02 00:16:28

ganesh
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Posts: 29,976

Re: Oral puzzles

Hi,

#4699. In how many different ways can the letters of the word PERMUTATION be arranged such that the vowels always come together?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6553 2020-01-04 00:03:10

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4700. In how many different ways can the letters of the word COSMOPOLIS be arranged such that the vowels always come together?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6554 2020-01-06 00:10:36

ganesh
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Posts: 29,976

Re: Oral puzzles

Hi,

#4701. In how many ways can a committee, consisting of 5 men and 6 women be formed from 7 men and 8 women?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6555 2020-01-08 00:09:02

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4702. A box contains 4 black balls and 5 red balls. In how many ways can 3 balls be drawn from the box, if at least one black ball is to be included in the draw?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6556 2020-01-10 00:21:35

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4703. In how many different ways can the letters of the word RETAIL be arranged in such a way that the vowels occupy only the odd positions?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6557 2020-01-12 00:17:50

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4704. In how many different ways can the letters of the word PRACTICAL be arranged so that the vowels always come together?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6558 2020-01-14 00:32:41

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4705. How many 3 letter words with or without meaning, can be formed out of the letters of the word CONSUMPTIVELY, if repetition of letters is not allowed?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6559 2020-01-17 00:19:37

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4706. The letters of the word LABEL are permuted in all possible ways and the words thus formed are arranged as in a dictionary. What is the rank of the word LABEL?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6560 2020-01-19 00:46:08

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4707. A question paper has two parts P and Q, each containing 10 questions. If a student needs to choose 7 from part P and 5 from part Q, in how many ways can it be done?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6561 2020-01-21 00:28:32

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4708. If the letters of the word JITEN are permuted in all possible ways and the words thus obtained are arranged alphabetically, what is the rank of JITEN?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6562 2020-01-23 00:26:15

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4709. After a get-together, evey person present shakes hand of every other person. If there were 120 handshakes in all, how many persons were present in the party?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6563 2020-01-25 00:43:31

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4710. A five-digit number divisible by 3 is to be formed using numerical 0, 1, 2, 3, 4, and 5 without repetition. Find the number of ways this can be done.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6564 2020-01-27 00:13:58

ganesh
Administrator
Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4711. In how many ways can the letters of the word ABACUS be arranged such that the vowels always appear together?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6565 2020-01-29 00:25:03

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4712. Let there be 10 boys and 6 girls in a class and we have to select a group of 6 in which three particular boys never some and two particular girls are never selected.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6566 2020-01-31 00:27:49

ganesh
Administrator
Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4713. In how many ways can 9 people be seated at a round table?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6567 2020-02-02 00:13:56

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4714. In a shelf, there are 4 books on Economics, 3 books on Management, and 4 books on Statistics. In how many different ways can the books be arranged so that the books on Economics are kept together?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6568 2020-02-04 00:18:07

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4715. In how many different ways can the letters of the word SOFTWARE be arranged in such a way that the vowels always come together?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6569 2020-02-06 00:15:59

ganesh
Administrator
Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4716. In how many different ways can the letters of the word ARMOUR be arranged?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6570 2020-02-08 00:28:41

ganesh
Administrator
Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4717. In how many different ways can the letters of the word CANDIDATE be arranged in such a way that the vowels always come together?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6571 2020-02-10 00:48:00

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4718. In how many different ways can the letters of the word 'THERAPY' be arranged so that the vowels never come together?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6572 2020-02-12 00:58:51

ganesh
Administrator
Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4719. In how many ways can a group of 5 men and 2 women be formed out of a total of 7 men and 3 women?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6573 2020-02-14 00:13:13

ganesh
Administrator
Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

#4720. How many numbers are there between 100 and 300 that either begin with or end with 2?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#6574 2020-02-14 03:20:06

math9maniac
Member
From: Tema
Registered: 2015-03-30
Posts: 443

Re: Oral puzzles

for 4720, the answer is 130 numbers


Only a friend tells you your face is dirty.

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#6575 2020-02-14 16:14:17

ganesh
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Registered: 2005-06-28
Posts: 29,976

Re: Oral puzzles

Hi,

Good attempt, math9maniac!

#4721. Two brothers X and Y appeared for an examination. The probability of selection of X is 1/3 and that of Y is 2/5. Find the probability that both of them are selected.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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