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Need help with this PS question.

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by Bens4vcobra » Mon Jun 20, 2011 4:08 pm
For all positive integers m, (m) (with a box around it) = 3m when m is odd and (m) (box around it) = 1/2m when m is even. Which is the equal to (9) X (6)? () = box

A)81
B)54
C)36
D)27
E)18
"It takes no ability to give effort. Toughness is not God-given; it's a choice. The discipline to execute is a habit." - Nick Saban
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Source: — Problem Solving |


by Bens4vcobra » Tue Jun 21, 2011 6:25 am
Thanks I read that. I still don't understand why it is 27 and not 81. Doesn't appear that was explained in that thread either.
"It takes no ability to give effort. Toughness is not God-given; it's a choice. The discipline to execute is a habit." - Nick Saban
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by Frankenstein » Tue Jun 21, 2011 6:59 am
Bens4vcobra wrote:For all positive integers m, (m) (with a box around it) = 3m when m is odd and (m) (box around it) = 1/2m when m is even. Which is the equal to (9) X (6)? () = box

A)81
B)54
C)36
D)27
E)18
Hi,
[9]x[6] = 27*3 = [27]
The values is 81, but the options are not 81,54,36,27,18 but [81],[54],[36],[27],[18]

Hence, D
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by jk2010 » Fri Jun 24, 2011 9:17 am
I had the same problem....try this explanation.

https://www.beatthegmat.com/function-pro ... tml#327607
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