How many words can be formed by the letters of the word \"TUESDAY\"? If all the vowels used in the word have to be taken in the order as these letters come in English alphabets.

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10 Feb 2011 How many letters are possible How many words can be formed by the letters of the word "TUESDAY"? If all the vowels used in the word have to be taken in the order as these letters come in English alphabets.: OPtion
1) 1240
2) 780
3) 560
4) 480
5) 840
6) 1440
7) 5040
8) 720
9) 90
10) 16; Correct Option: 5 Best Solution (6)

A.P.Singh 13 years AGO

T,S,D,Y can be placed at any of 7 positions and AEU can be placed in remaining 3 places in same sequence.

so 7p4 words are possible.

Like? Yes (4) | No (1)

~Sandeep~ 13 years AGO

7! / 3! = 840 (Option 5)

Like? Yes (3) | No (1)

dhiresh 13 years AGO

TUESDAY
vowels A E U
other T S D Y
_ _ _ _ _ _ _

way to choose three place for vowels =7C3=35
and no of arrengement of other=4!=24
so total no of arrangement=35*24=840
option 5 is the answer.

Like? Yes (2) | No (1)

Dr.Dipin Singh 13 years AGO

There are 7 locations in TUESDAY out of which 3 vowels can come in fixed sequence.

Then 4 letters T,S,D,Y can be placed in any of 7 position in different possible ways.
So possible letters are 7P4.
i.e 7!/(7-4)!= 7!/3!= 7*6*5*4 = 840

Like? Yes (3) | No (2)

Rituraj 13 years AGO

7*6*5*4= 840

Like? Yes (1) | No

krishna kumar gupta 13 years AGO

t,s,d,y will arrange by 4!*7c4 ways=840;
and vowels will arrange by one way i.e.=a,e,u
so total ways=840*1=840

Like? Yes (1) | No (1)

Dimple

India

Punjab

Time: 00:01:33

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How many words can be formed by the letters of the word \"TUESDAY\"? If all the vowels used in the

M4maths Previous Puzzles

10 Feb 2011 How many letters are possible