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November 01, 2025, 11:31:25 am
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Author Topic: 2008 VCAA Q8  (Read 659 times)  Share 

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Somye

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2008 VCAA Q8
« on: June 12, 2012, 12:36:20 pm »
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Shouldn't the answer in part ii and hence part iii be given to 2 sig figs, given that you use lowest number of decimal places when adding/subtracting?
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charmanderp

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Re: 2008 VCAA Q8
« Reply #1 on: June 12, 2012, 12:41:32 pm »
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(0.105*0.100)-(0.197*0.02521).

Since you're converting millilitres to litres your lowest number of decimal places becomes three rather than two.
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Somye

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Re: 2008 VCAA Q8
« Reply #2 on: June 12, 2012, 08:37:21 pm »
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so you have

.0105 - 0.00497

so answer to 4 decimals and 2 sig figs?
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