AC Lim's answer to Clarine Peh's Primary 6 Maths Speed Singapore question.
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The different distance = 3.5
Time taken = 3.5/20 = 0.175h = 10.5mins
Therefore in 1/2 of journey Ella have to cycle another 10.5mins to complete same journey as Jardon
So, for whole journey, Ella take 2 x 10.5 mins = 21 moons more to complete.
Ella will reached B at 10.45am + 21 mins = 11.05am
Time taken = 3.5/20 = 0.175h = 10.5mins
Therefore in 1/2 of journey Ella have to cycle another 10.5mins to complete same journey as Jardon
So, for whole journey, Ella take 2 x 10.5 mins = 21 moons more to complete.
Ella will reached B at 10.45am + 21 mins = 11.05am
Date Posted:
4 years ago
Thank you.
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