Alexander Barnett
05/11/2023 · Primary School
1. Duas pessoas farão conjuntamente a pintura de um muro, cada uma trabalhando a partir de uma das ex- tremidades. Se uma delas pintar \( \frac{2}{5} \) do muro e a outra os 15 m restantes, a extensão desse muro é de: \( \begin{array}{lll}\text { a) } 25 \mathrm{~m} & \text { b) } 35 \mathrm{~m} & \text { c) } 42 \mathrm{~m} \\ \text { d) } 45 \mathrm{~m} & \text { e) } 20 \mathrm{~m} & \end{array} \)
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A extensão do muro é de 25 metros.
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