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Huff Chadwick
01/20/2023 · Junior High School

1. Dos ruedas están unidas por una correa transmisora. La primera tiene un radio de 25 cm y la segunda de 75 cm . Cuando la primera ha dado 300 vueltas, ¿cuántas vueltas habrá dado la segunda? 2. La escala en un mapa es la siguiente: 10 cm en el mapa representan 750 m en la realidad. ¿A cuánto metros en la realidad equivalen 13 cm en el mapa?

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1. La segunda rueda dará 100 vueltas. 2. 13 cm en el mapa equivalen a 975 metros en la realidad.

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