Quiz : Les bases mathématiques pour la 1ère année collège

Question 1 sur 10 10:00

[{"id":46471,"question":"Quel est le résultat de l'opération suivante : 15 + 7 × 2 ?","option_a":"29","option_b":"44","option_c":"37","option_d":"22","option_e":"","option_f":"","bonne_reponse":"C","explication":"La multiplication est prioritaire : 7 × 2 = 14, puis 15 + 14 = 29.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":46472,"question":"Vrai ou Faux : La fraction 12\/18 peut être simplifiée en 2\/3.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"12\/18 = (12÷6)\/(18÷6) = 2\/3. La simplification est correcte.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":46473,"question":"Quel est le périmètre d'un rectangle de longueur 8 cm et de largeur 5 cm ?","option_a":"26 cm","option_b":"40 cm","option_c":"13 cm","option_d":"30 cm","option_e":"","option_f":"","bonne_reponse":"A","explication":"Périmètre = 2 × (longueur + largeur) = 2 × (8 + 5) = 26 cm.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":46474,"question":"Vrai ou Faux : 3\/4 est supérieur à 5\/6.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"3\/4 = 0,75 et 5\/6 ≈ 0,833. Donc 3\/4 \u003C 5\/6.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":46475,"question":"Quelle est la solution de l'équation : x + 9 = 15 ?","option_a":"x = 6","option_b":"x = 24","option_c":"x = 5","option_d":"x = 10","option_e":"","option_f":"","bonne_reponse":"A","explication":"x = 15 - 9 = 6.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":46476,"question":"Vrai ou Faux : L'aire d'un carré de côté 4 cm est de 16 cm².","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"Aire = côté × côté = 4 × 4 = 16 cm².","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":46477,"question":"Quel est le résultat de 45 ÷ 9 ?","option_a":"5","option_b":"4","option_c":"6","option_d":"7","option_e":"","option_f":"","bonne_reponse":"A","explication":"45 ÷ 9 = 5.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":46478,"question":"Vrai ou Faux : La somme de deux nombres impairs est toujours paire.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"Exemple : 3 + 5 = 8 (pair). La somme de deux nombres impairs est toujours paire.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":46479,"question":"Quel est le résultat de l'opération : 100 - (15 × 4) ?","option_a":"40","option_b":"60","option_c":"80","option_d":"20","option_e":"","option_f":"","bonne_reponse":"A","explication":"15 × 4 = 60, puis 100 - 60 = 40.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":46480,"question":"Vrai ou Faux : Le nombre 24 est divisible par 3.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"24 ÷ 3 = 8. Le résultat est un entier, donc 24 est divisible par 3.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0}]