AC Lim's answer to Qairina's Primary 6 Maths Data Analysis Singapore question.
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Common multiple of 2 and 6 = 6u
Danny 1 day complete = 3u
Jane 1 day complete = 1u
Both 1 day complete = 4u
4u→1 day
6u = 6u/4u = 1.5 days.
Danny 1 day complete = 3u
Jane 1 day complete = 1u
Both 1 day complete = 4u
4u→1 day
6u = 6u/4u = 1.5 days.
Date Posted:
3 years ago
Thanks !
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