Quiz Mathématiques 7ème année : Testez vos connaissances !

Question 1 sur 10 10:00

[{"id":14013,"question":"Quel est le résultat de l'opération 125 + 89 ?","option_a":"204","option_b":"214","option_c":"224","option_d":"234","option_e":"","option_f":"","bonne_reponse":"B","explication":"125 + 89 = 214. Additionnez les unités (5+9=14), retenez 1, puis additionnez les dizaines (2+8+1=11).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":14014,"question":"La fraction 3\/4 est équivalente à 0,75.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"3\/4 = 0,75 est vrai. Divisez 3 par 4 pour obtenir 0,75.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":14015,"question":"Quel est le périmètre d'un carré de côté 5 cm ?","option_a":"10 cm","option_b":"15 cm","option_c":"20 cm","option_d":"25 cm","option_e":"","option_f":"","bonne_reponse":"C","explication":"Le périmètre d'un carré = 4 × côté = 4 × 5 = 20 cm.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":14016,"question":"Si 20% d'un nombre est 40, quel est ce nombre ?","option_a":"100","option_b":"150","option_c":"200","option_d":"250","option_e":"","option_f":"","bonne_reponse":"C","explication":"20% de x = 40 → (20\/100) × x = 40 → x = 40 × (100\/20) = 200.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":14017,"question":"La somme des angles d'un triangle est toujours égale à 360°.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"Faux. La somme des angles d'un triangle est toujours égale à 180°.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":14018,"question":"Quel est le résultat de 45 ÷ 9 ?","option_a":"4","option_b":"5","option_c":"6","option_d":"7","option_e":"","option_f":"","bonne_reponse":"B","explication":"45 ÷ 9 = 5. Divisez 45 par 9 pour obtenir 5.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":14019,"question":"Un rectangle a une longueur de 8 cm et une largeur de 5 cm. Quelle est son aire ?","option_a":"26 cm²","option_b":"30 cm²","option_c":"40 cm²","option_d":"48 cm²","option_e":"","option_f":"","bonne_reponse":"C","explication":"Aire d'un rectangle = longueur × largeur = 8 × 5 = 40 cm².","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":14020,"question":"Le nombre 0,5 est supérieur à 1\/2.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"Faux. 0,5 = 1\/2, donc ils sont égaux.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":14021,"question":"Quel est le résultat de 3 × (4 + 5) ?","option_a":"15","option_b":"27","option_c":"33","option_d":"36","option_e":"","option_f":"","bonne_reponse":"B","explication":"3 × (4 + 5) = 3 × 9 = 27. Respectez les priorités des opérations.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":14022,"question":"Un problème de proportionnalité : Si 3 kg de pommes coûtent 6 dinars, combien coûtent 5 kg ?","option_a":"8 dinars","option_b":"10 dinars","option_c":"12 dinars","option_d":"15 dinars","option_e":"","option_f":"","bonne_reponse":"B","explication":"Le prix au kg est 6\/3 = 2 dinars. Pour 5 kg : 5 × 2 = 10 dinars.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0}]