Ronan Siah's answer to Candy's Secondary 1 Maths Singapore question.

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Ronan Siah
Ronan Siah's answer
1 answers (Tutor Details)
1st
To find average speed you take Total Distance/Total Time. Also if you double the speed, to travel the same distance, you will take half the original time you took, hence why the second timing is 1/6hrs or 10min.