• Matematika
  • ALJABAR Kelas 7 SMP
  • PERBANDINGAN
  • Penerapan Perbandingan dalam Kehidupan Sehari-hari

Video solusi : If A, B, and C working together can do a certain task in 6 hours. A and B can do the task in 9 hours, and B and C can do the task in 12 hours. How long would it take if each of them working alone to do the task?

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