What will be the difference of the total words formed by using the letters of the word QUESTION and

M4maths Previous Puzzles

28 Dec 2011 dictionary

What will be the difference of the total words formed by using the letters of the word QUESTION and ANSWER separately.

OPtion

1) 39600
2) 28767
3) 23400
4) 38900
5) 40900
6) 43500
7) 89000
8) 21800
9) 37900
10) none of these

Solution

39600

Correct Option: 1 Best Solution (8)

Dr.Dipin Singh   13 years AGO

the difference of the total words formed by using the letters of the word QUESTION and ANSWER separately = 8! -6! = 6!(8*7-1) = 720*55 = 39600

Like? Yes (4) | No (2)  

Sudhish Surendran   13 years AGO

QUESTION = 8!
ANSWER = 6!
QUESTION - ANSWER = 8! - 6! = 39600
option 1 is correct

Like? Yes (1) | No (1)  

Bhimu withLove   13 years AGO

QUESTION - 8 letters, total words = n! = 40320
ANSWER - 6 letters, total words = n! = 720

difference = 40320 - 720 = 39600

Like? Yes (2) | No (2)  

dharmaveer   13 years AGO

no. of words can be formed by letters of QUESTION is: 8! = 40320

no. of words can be formed by letters of ANSWER is: 6! = 720

so, difference of the total words formed by using the letters of the word QUESTION and ANSWER

is 40320 - 720 = 39600

so, option 1 is correct answer

Like? Yes (1) | No (2)  

Debashis Dey   13 years AGO

no. of words formed by using letter 'QUESTION'=8!=40320 no. of words formed by using letter 'ANSWER'=6!=720
THEIR DIFFERENCE=39600

Like? Yes (1) | No (2)  

Swetha.R   13 years AGO

The number of words formed by using the letters of the word QUESTION= 8!=40320

The number of words formed by using the letters of the word ANSWER= 6!=720the difference of the

The total words formed by using the letters of the word QUESTION and ANSWER separately=40320-720=39600

Therefore the solution is option 1.

Like? Yes (1) | No (3)  

Amit Nathani   13 years AGO

8!-6!=39600

Like? Yes (1) | No (3)  

Narendra Reddy   13 years AGO

39600
total words formed by QUESTION is=8!
total words formed by ANSWER is=6!
diff is=40320-720=39600

Like? Yes (1) | No (3)