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PostPosted: Tue Oct 28, 2008 6:10 pm 
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Joined: Sun Jul 13, 2008 12:55 pm
Posts: 11
hi

sorry if this is a dull question but we're stumped trying to work out the answer to the following question on paper 5 question 9a of the Pate's download papers: grateful for any suggestions regarding how they arrived at the answer which is 1

mark the next number in each sequence

question 9a

216, 125, 64, 27, 8 (?) (1,2,3,4,5)

answer= 1

regards


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PostPosted: Tue Oct 28, 2008 6:19 pm 
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Joined: Wed Feb 27, 2008 8:59 am
Posts: 2001
cube numbers.
1X1x1=1
2x2x2=8
3x3x3=27 etc....


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PostPosted: Tue Oct 28, 2008 6:32 pm 
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Joined: Sun Jul 13, 2008 12:55 pm
Posts: 11
hi

thanks so much for the speedy reply!

It's obvious now you've kindly given the answer, but I wonder how many ten year olds know about cubed numbers? Perhaps it's just our state primary school that hasn't taught this to the year 6s yet - and I'm too old to remember :-)

regards


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PostPosted: Tue Oct 28, 2008 6:49 pm 
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Joined: Wed Feb 27, 2008 8:59 am
Posts: 2001
I think this is one of those things that they will do this year -but haven't done yet. Good Luck. :D


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