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Thxltst
@Thxltst
May 2019
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Bonjour, j’aurais besoin d’aide pour cet exercice, merci bcp
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MonsieurFirdown
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Bonjour
1/
♧a. On a : v = d/t = 50/25 = 2 km/h
♧b. On a : t = d/v = 0,275/2 = 0,1375 h d'où 0,1375 × 60 = 8,25 = 0,25 × 60 = 8 min + 15s
2/ On a :
1620 m³ /h = (1620m³ )/(3600s) = 0, 45m³ = 450 L/s
Voilà ^^
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Verified answer
Bonjour1/
♧a. On a : v = d/t = 50/25 = 2 km/h
♧b. On a : t = d/v = 0,275/2 = 0,1375 h d'où 0,1375 × 60 = 8,25 = 0,25 × 60 = 8 min + 15s
2/ On a :
1620 m³ /h = (1620m³ )/(3600s) = 0, 45m³ = 450 L/s
Voilà ^^