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At a certain supplier, a machine of type A costs $20,000 and a machine of type B costs $50,000. Each machine can be

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by BTGmoderatorDC » Tue Feb 01, 2022 5:12 pm

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At a certain supplier, a machine of type A costs $20,000 and a machine of type B costs $50,000. Each machine can be purchased by making a 20 percent down payment and repaying the remainder of the cost and the finance charges over a period of time.If the finance charges= 40 percent of the rremainderof the cost, how much less would 2 machines of type A cost than 1 machine of type B?

A. $10,000
B. $11,200
C. $12,000
D. $12,800
E. $13,200


OA E

Source: GMAT Prep
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Re: At a certain supplier, a machine of type A costs $20,000 and a machine of type B costs $50,000. Each machine can be

by swerve » Sun Feb 06, 2022 12:53 pm
BTGmoderatorDC wrote: ↑
Tue Feb 01, 2022 5:12 pm
 At a certain supplier, a machine of type A costs $20,000 and a machine of type B costs $50,000. Each machine can be purchased by making a 20 percent down payment and repaying the remainder of the cost and the finance charges over a period of time.If the finance charges= 40 percent of the rremainderof the cost, how much less would 2 machines of type A cost than 1 machine of type B?

A. $10,000
B. $11,200
C. $12,000
D. $12,800
E. $13,200


OA E

Source: GMAT Prep
Cost of 2 Type A machines \(=8000+\dfrac{80}{100} \ast 40000 \ast \dfrac{140}{100}\)

Cost of Type B machines \(=10000 + \dfrac{80}{100}\ast 50000 \ast \dfrac{140}{100}\)

Difference \(=2000+\dfrac{140}{100} \ast \dfrac{180}{100} \ast 10000 = 13200\)

Therefore, E
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