1,5,9,15,?

I have given four number... Find out the fifth number

Give another two three terms...

Because if you give like this then lots of different logical answers you got..

Here is my first logic answer..

1,5,9,15,21,29,37,....(Logic: diff between two numbers going like 4,4,6,6,8,8..)

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suresh

yes give some more numbers

ans can also b 1,5,9,15,25,37... ( 1^2 , 2^2+1, 3^2, 4^2-1, 5^2, 6^2+1)


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Guyz this is not a series... the next number is the last number...

is the answer is 24?

hi

please ,this is my request, whenever u give an answer(specially when u see the answers given by others is wrong), do give explanation too!This will help others to understand the concept


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Hi

I have changed the question for more clarity.... I haven't changed any number...

Plz provide ur answer with the solution...

Thanks
Manoj

Hi Manoj,

The answer is 21.

Logic:

It contains the numerical value of vowels.
A=1,E=5,I=9,O=15,U=21.

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suresh

that was awesome suresh!!

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Very Good... Excellent Suresh...
U have the answer...

Even i got the answer using his clue "that is the last number".

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suresh

that was a really good one

good job

u r excellent suresh! ur way of solving is really really ...good


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NEVER SAY DIE.