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primary 6 | Maths | Speed
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Suzy
Suzy

primary 6 chevron_right Maths chevron_right Speed chevron_right Singapore

Please help me in this question

Date Posted: 1 year ago
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NG BAN WAH
Ng Ban Wah's answer
385 answers (Tutor Details)
1st
Distance = Speed x Time
That is why, it is:
20(D+3) = 32D
Thus,
D = 5