Tea Pei Si's answer to Jit meng's Sec 1 Math Singapore question.
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1) convert seconds to minutes
2) convert minutes to hour
3) convert metres to kilometres.
You can convert seconds to hour for faster workings, just take 330x60x60 then :)
2) convert minutes to hour
3) convert metres to kilometres.
You can convert seconds to hour for faster workings, just take 330x60x60 then :)
Date Posted:
6 years ago
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