
Calcul des pourcentages
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Medium
Tarek Cherif
Used 5+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la formule pour calculer un pourcentage?
La formule pour calculer un pourcentage est : (partie + total) / 100
La formule pour calculer un pourcentage est : (partie - total) * 100
La formule pour calculer un pourcentage est : (partie/total) * 100
La formule pour calculer un pourcentage est : (partie * total) / 100
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Convertir 25% en fraction.
2/5
1/3
1/4
3/8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Convertir 3/4 en pourcentage.
100%
25%
75%
50%
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si le prix d'un article augmente de 20%, quel pourcentage de l'ancien prix représente la nouvelle augmentation?
20%
50%
10%
30%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si le salaire d'une personne diminue de 15%, quel pourcentage de l'ancien salaire représente la diminution?
10%
5%
25%
15%
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si un étudiant a répondu correctement à 80% des questions d'un test, combien de questions a-t-il répondu correctement s'il y en avait 40 au total?
20
30
32
25
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un magasin offre une réduction de 30% sur tous les articles. Si un article coûte 50$, quel sera son prix après la réduction?
55$
40$
45$
35$
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