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  • ALJABAR Kelas 7 SMP
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Video solusi : A van travelling at a constant speed, took 10 hours to travel from town P to town Q . A lorry also travelling at a constant speed, took 15 hours to travel from town Q to town P . The two vehicles started their journeys at the same time. When they passed each other, they were 20 km from town Q . Find the distance between the two towns.

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