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Mathematics, 23.03.2020 20:25 SmokeyRN

Los vecinos Bob y Jim, que viven
en casas contiguas entre sí, usan mangueras de ambas casas
para llenar la piscina de Bob. Saben que tardan 18 horas usando
ambas mangueras. También saben que la manguera de Bob, si
se usa sola, toma 20% menos tiempo que la manguera de Jim
sola. ¿Cuánto tiempo se requiere para llenar la piscina con cada
una de las mangueras sola?

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Answers: 1

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Los vecinos Bob y Jim, que viven
en casas contiguas entre sí, usan mangueras de ambas casas
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