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October 21, 2025, 05:18:44 pm
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Author Topic: how do you answer this question?  (Read 1376 times)  Share 

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abzzzz

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how do you answer this question?
« on: October 29, 2011, 06:59:04 pm »
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Question 2
A car is valued at $30 000 when new.
Its value is depreciated by 25 cents for each kilometre it travels.
The number of kilometres the car travels before its value depreciates to $8 000 is

From exam 1 2007
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vea

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Re: how do you answer this question?
« Reply #1 on: October 29, 2011, 07:01:46 pm »
+1
When it has depreciated to a worth of $8000, it has depreciated $22 000.
Since it depreciates 25c/km or $0.25/km
22000/0.25= 88 000
So it travels 88 000k before it depreciates to a value of $8000.
Hope I'm right.
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abzzzz

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Re: how do you answer this question?
« Reply #2 on: October 29, 2011, 07:03:28 pm »
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And you my friend, are correct. Hhaha thanks for that!
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nemolala

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Re: how do you answer this question?
« Reply #3 on: October 29, 2011, 07:30:59 pm »
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is this graphs and relations?
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abzzzz

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Re: how do you answer this question?
« Reply #4 on: October 29, 2011, 08:35:05 pm »
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Nop, business maths
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nemolala

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Re: how do you answer this question?
« Reply #5 on: October 29, 2011, 09:20:13 pm »
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oh thank god, kinda panicked when I realised I had no idea how to do it. Graphs and relations  is my weak point.
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abzzzz

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Re: how do you answer this question?
« Reply #6 on: October 29, 2011, 09:32:29 pm »
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I totally agree with you! I'm doing graphs, bus & matrices and graphs just destroys me
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