Hi, could you please explain which part of my working is wrong? Thank you.

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secondary 3 | E Maths
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secondary 3 E Maths Singapore

Hi, could you please explain which part of my working is wrong?
Thank you.

Date Posted: 1 year ago

It is 1.5×10^8 km. You need to consider the km in your working. So the numerator should be 1.5×10^11 and the denominator is 10^12.

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Date Posted: 1 year ago

May

1 year ago

Thank you!