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# The cost of producing z computers is (8,000 + 350z) dollars. When z

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Math Expert
Joined: 02 Sep 2009
Posts: 55150
The cost of producing z computers is (8,000 + 350z) dollars. When z  [#permalink]

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25 Nov 2018, 23:44
00:00

Difficulty:

15% (low)

Question Stats:

88% (01:16) correct 12% (02:43) wrong based on 19 sessions

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The cost of producing z computers is (8,000 + 350z) dollars. When z computers are sold, the amount received is 400z dollars. What is the smallest possible number of computers that could be sold so that the amount received is at least equal to the production cost?

A. 80
B. 100
C. 160
D. 200
E. 320

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Senior Manager
Joined: 09 Aug 2017
Posts: 331
Re: The cost of producing z computers is (8,000 + 350z) dollars. When z  [#permalink]

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25 Nov 2018, 23:54
At break even point
cost = revenue
8000+ 300z = 400z
z =160
CEO
Joined: 18 Aug 2017
Posts: 3451
Location: India
Concentration: Sustainability, Marketing
GPA: 4
WE: Marketing (Energy and Utilities)
Re: The cost of producing z computers is (8,000 + 350z) dollars. When z  [#permalink]

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26 Nov 2018, 21:16
Bunuel wrote:
The cost of producing z computers is (8,000 + 350z) dollars. When z computers are sold, the amount received is 400z dollars. What is the smallest possible number of computers that could be sold so that the amount received is at least equal to the production cost?

A. 80
B. 100
C. 160
D. 200
E. 320

8000+350z=400z
z=160 option C
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Re: The cost of producing z computers is (8,000 + 350z) dollars. When z   [#permalink] 26 Nov 2018, 21:16
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