137 (90) 43, 56 (60) 64, 79 (?) 61

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Flosi
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Joined: Fri Aug 05, 2011 8:47 am

137 (90) 43, 56 (60) 64, 79 (?) 61

Post by Flosi »

Any ideas? The answer is 70

Thanks

Flosi
hermanmunster
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Re: 137 (90) 43, 56 (60) 64, 79 (?) 61

Post by hermanmunster »

Looks to me like adding the numbers on either side of the brackets together and then dividing by 2
Flosi
Posts: 14
Joined: Fri Aug 05, 2011 8:47 am

Re: 137 (90) 43, 56 (60) 64, 79 (?) 61

Post by Flosi »

Thanks hermanmumster

Easy when you know how!

Flosi
Orson
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Location: Gloucestershire

Re: 137 (90) 43, 56 (60) 64, 79 (?) 61

Post by Orson »

Or what no. is halfway between the outside numbers?
(which is found by adding them and dividing the sum by 2).
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