8 kg d'un aliment coûtent 21,6 €, combien coûtent 2,5 kg de cet aliment ?

By: USER4763
27 Agustus 2025 mathematiques 5 minutes
4.5
73 views 73 comments 13 shares

Question

Grade: Education Subject: mathematiques
8 kg d'un aliment coûtent 21,6 €, combien coûtent 2,5 kg de cet aliment ?
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Answer (73)

Best Answer
(21)
(2.5×21.6)/8=6.75euro
Answered on 27 Agustus 2025
(120)
C'est la bonne vieille règle de 3 !
1 kg coûte 21,6 / 8 et 2.5 kg (21.6 / 8 ) * 2.5  coûtent 6.75€
Answered on 27 Agustus 2025

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