JermaineZ's answer to tdc's Primary 6 Maths question.

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JermaineZ
Jermainez's answer
2 answers (A Helpful Person)
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Hope this helps.
You will also find the same answer if you used leah's 4 hours (240mins x 1/3)= 80 mins. Thus, 12.20pm will be the time where they both will meet. :)