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The table above shows the various charges made by two

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Status: May The Force Be With Me (D-DAY 15 May 2012)
Joined: 06 Jan 2012
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Location: India
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The table above shows the various charges made by two [#permalink] New post 28 Apr 2012, 20:42
00:00
A
B
C
D
E

Difficulty:

  25% (low)

Question Stats:

82% (02:50) correct 18% (02:00) wrong based on 60 sessions




Charges made by two companies for the same A/C
Company XCompany Y
Price$575$530
Surcharge as a Percent of Price4%3%
Installation Charge$82.50$93.00


The table above shows the various charges made by two companies for the same air conditioner. What is the total amount that can be saved on the purchase and installation of the air conditioner by dealing with the company that offers the lower total charge?

A. $41.60
B. $45.00
C. $50.75
D. $55.75
E. $61.25

What is being asked in this question?
[Reveal] Spoiler: OA

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Last edited by Bunuel on 29 Apr 2012, 04:35, edited 2 times in total.
Edited the question
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Re: The table above shows the various charges made by two [#permalink] New post 29 Apr 2012, 05:01
Expert's post
boomtangboy wrote:




Charges made by two companies for the same A/C
Company XCompany Y
Price$575$530
Surcharge as a Percent of Price4%3%
Installation Charge$82.50$93.00


The table above shows the various charges made by two companies for the same air conditioner. What is the total amount that can be saved on the purchase and installation of the air conditioner by dealing with the company that offers the lower total charge?

A. $41.60
B. $45.00
C. $50.75
D. $55.75
E. $61.25

What is being asked in this question?


Total charges of company A: 575+0.04*575+82.5=680.5;
Total charges of company B: 530+0.03*530+93=638.9;

If we deal with company B, which offers the lower price, we can save 680.5-638.9=41.6 dollars.

Answer: A.

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Re: The table above shows the various charges made by two [#permalink] New post 02 Jul 2013, 00:16
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Bumping for review and further discussion*. Get a kudos point for an alternative solution!

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COLLECTION OF QUESTIONS:
PS: 1. Tough and Tricky questions; 2. Hard questions; 3. Hard questions part 2; 4. Standard deviation; 5. Tough Problem Solving Questions With Solutions; 6. Probability and Combinations Questions With Solutions; 7 Tough and tricky exponents and roots questions; 8 12 Easy Pieces (or not?); 9 Bakers' Dozen; 10 Algebra set. ,11 Mixed Questions, 12 Fresh Meat

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Re: The table above shows the various charges made by two   [#permalink] 02 Jul 2013, 00:16
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