Explanation needed please

Advice on 11 Plus VR papers and problems

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brooke68
Posts: 39
Joined: Wed Sep 04, 2013 2:55 pm

Explanation needed please

Post by brooke68 »

Can anyone explain Question 78 of GL VR Pack 1 Test 2 please?
Number series is,
40 39 35 40 30 41 (?)
The answer is 25.
Any help much appreciated, thank you.
ToadMum
Posts: 11979
Joined: Wed Jan 18, 2012 12:41 pm
Location: Essex

Re: Explanation needed please

Post by ToadMum »

Hint - look at alternate numbers as being in two different series...
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Rainbow Petals
Posts: 88
Joined: Sat Jan 12, 2013 11:02 pm

Re: Explanation needed please

Post by Rainbow Petals »

brooke68 wrote:Can anyone explain Question 78 of GL VR Pack 1 Test 2 please?
Number series is,
40 39 35 40 30 41 (?)
The answer is 25.
Any help much appreciated, thank you.
There are two seperate sequences going on in this question:
40 39 35 40 30 41

*40, 35, 30 --> -5 each time so the next number is 25
*39, 40, 41 --> +1 each time
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