Mathematics, 16.11.2019 01:31 noreenhussain

Dos hombres pueden hacer un trabajo en 12 días trabajando juntos. si a b le toma 10 días más que a a hacer el trabajo solo, determinar el tiempo que le demandaría a a hacer el trabajo solo

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Dos hombres pueden hacer un trabajo en 12 días trabajando juntos. si a b le toma 10 días más que a a...