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# What is the value of (a^3*b*c^4)/(a*b^-2*c^3) ? a.

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What is the value of (a^3*b*c^4)/(a*b^-2*c^3) ? a. [#permalink]

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09 Sep 2006, 05:19
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What is the value of (a^3*b*c^4)/(a*b^-2*c^3) ?

a. a^2*b^3*c
b. a^4*b^-1*c^7
c. a^2*b^-1*c
d. a^2*b^3*c^2
e. cannot be determined

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Director
Joined: 09 Oct 2005
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09 Sep 2006, 05:26
A it is
(a^3*b*c^4)/(a*b^-2*c^3)=
(a^3*b*c^4)/{(a*c^3)/b^2}=
{(a^3*b*c^4)*b^2}/(a*c^3)=
a^2*b^3*c
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IE IMBA 2010

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Director
Joined: 09 Oct 2005
Posts: 713

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10 Sep 2006, 11:27
GMATT73 wrote:
Yurik79 wrote:
A it is
(a^3*b*c^4)/(a*b^-2*c^3)=
(a^3*b*c^4)/{(a*c^3)/b^2}=
{(a^3*b*c^4)*b^2}/(a*c^3)=
a^2*b^3*c

Correct. But what if abc = 0?

I think it is not important in this problem
IMHO it is only checking our ability to simplify the equation
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IE IMBA 2010

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10 Sep 2006, 11:27
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# What is the value of (a^3*b*c^4)/(a*b^-2*c^3) ? a.

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