5,10,15,25,40, ? what is next number/pattern please

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goldenstar
Posts: 73
Joined: Sun Jan 20, 2013 11:22 am

5,10,15,25,40, ? what is next number/pattern please

Post by goldenstar »

5,10,15,25,40, ? what is next number/pattern please.

Thanks for your help.
Tinkers
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Joined: Mon May 16, 2011 2:05 pm
Location: Reading

Re: 5,10,15,25,40, ? what is next number/pattern please

Post by Tinkers »

65.
Add the previous two numbers together to get the next one.
goldenstar
Posts: 73
Joined: Sun Jan 20, 2013 11:22 am

Re: 5,10,15,25,40, ? what is next number/pattern please

Post by goldenstar »

Thank you.
rubidium
Posts: 30
Joined: Wed Jan 23, 2013 9:38 pm

Re: 5,10,15,25,40, ? what is next number/pattern please

Post by rubidium »

Fabonacci sequence
Guest55
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Joined: Mon Feb 12, 2007 2:21 pm

Re: 5,10,15,25,40, ? what is next number/pattern please

Post by Guest55 »

Fibonacci ..
Sally-Anne
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Re: 5,10,15,25,40, ? what is next number/pattern please

Post by Sally-Anne »

Actually, I quite like Fabonacci! :lol:
rubidium
Posts: 30
Joined: Wed Jan 23, 2013 9:38 pm

Re: 5,10,15,25,40, ? what is next number/pattern please

Post by rubidium »

And me, fabonacci sequence it is from now on.

:lol: :lol: :lol:
Sally-Anne
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Location: Buckinghamshire

Re: 5,10,15,25,40, ? what is next number/pattern please

Post by Sally-Anne »

This could develop nicely. How about Fabbonacho? :lol:
Guest55
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Re: 5,10,15,25,40, ? what is next number/pattern please

Post by Guest55 »

I'm not sure Leonardo would be impressed by the suggested changes to his surname ...


Image
Sally-Anne
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Location: Buckinghamshire

Re: 5,10,15,25,40, ? what is next number/pattern please

Post by Sally-Anne »

I don't think he'll mind too much - he's been dead for nearly a thousand years. They're thinking of carting Richard III around a couple of counties and I haven't seen him writing to the Times. :wink:

(This thread could be the first one in the history of this forum to end up in Rehab after starting life in Maths! :lol: )
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