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Bunuel
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Given the company sells 100 x machine parts for 10-0.1x dollars each.
If the parts cost 4 perpiece
then 10-0.1x = 4
Solving x = 60
hence company can sell 100x = 100x60 = 6000 parts Option E
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Bunuel
A company can sell 100x machine parts if it charges 10 – 0.1x dollars for each machine part. How many machine parts can the company sell if it charges $4.00 for each machine part?

(A) 6
(B) 9.6
(C) 60
(D) 960
(E) 6,000


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Gentle note to all experts and tutors: Please refrain from replying to this question until the Official Answer (OA) is revealed. Let students attempt to solve it first. You are all welcome to contribute posts after the OA is posted. Thank you all for your cooperation!
Let’s compare the charges 10 - 0.1*x = 4

6 = 0.1*x

60 = x

Hence, 100x = 100*60 = 6000

Option E
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