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Forum: The Barbie

Sep 30th 2016, 10:09 pm

Replies: 32

An arithmetic teaser

Views: 3,497

Posted By kimilseung

Re: An arithmetic teaser

I get 58, but I think they were a bit naughty how they wrote it out.
exponent first; then multiply and divisions left to right so
36/2x3+4
18x3+4
54+4
58

Forum: The Barbie

Aug 29th 2016, 5:39 pm

Replies: 32

An arithmetic teaser

Views: 3,497

Posted By kimilseung

Re: An arithmetic teaser

10 or 58?

Forum: The Barbie

Aug 29th 2016, 10:14 am

Replies: 32

An arithmetic teaser

Views: 3,497

Posted By kimilseung

Re: An arithmetic teaser

Builders or hotel, it is still counting the 2 pound tip twice.
If you insist.on counting it twice then you also need to count the 25 cost twice too, and add 25 to the 29. 25+29=54. Which is the...

Forum: The Barbie

Aug 29th 2016, 2:57 am

Replies: 32

An arithmetic teaser

Views: 3,497

Posted By kimilseung

Re: An arithmetic teaser

Its how you tell the story, it is mixing debits and credits together.
Outs: 9+9+9=27
Ins: 25+2=27

Forum: The Barbie

Aug 27th 2016, 9:24 am

Replies: 32

An arithmetic teaser

Views: 3,497

Posted By kimilseung

Re: An arithmetic teaser

My method was too find the middle number, which would be the average, and multiply by 100. The middle number is 50.5, as the list of numbers is even. 50.5 x 100 = 5,050

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