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# If ♣ m = 3m and •n = n + 7, which of the following is the va

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Math Expert
Joined: 02 Sep 2009
Posts: 53734
If ♣ m = 3m and •n = n + 7, which of the following is the va  [#permalink]

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06 Mar 2019, 23:54
00:00

Difficulty:

25% (medium)

Question Stats:

90% (00:54) correct 10% (01:19) wrong based on 9 sessions

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If $$♣ m = 3m$$ and $$•n = n + 7$$, which of the following is the value of $$[( ♣(• 4) − 3(• 2)]$$?

A. -9

B. 1

C. 6

D. 13

E. 20

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Concentration: Sustainability, Marketing
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WE: Marketing (Energy and Utilities)
Re: If ♣ m = 3m and •n = n + 7, which of the following is the va  [#permalink]

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07 Mar 2019, 03:45
Bunuel wrote:
If $$♣ m = 3m$$ and $$•n = n + 7$$, which of the following is the value of $$[( ♣(• 4) − 3(• 2)]$$?

A. -9

B. 1

C. 6

D. 13

E. 20

lets break
$$[( ♣(• 4) − 3(• 2)]$$

♣(• 4) = 3*11= 33
3(• 2)= 3*9 = 27
so 33-27 = 6
IMO C
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Re: If ♣ m = 3m and •n = n + 7, which of the following is the va   [#permalink] 07 Mar 2019, 03:45
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