Quiz — examen7 à distance blancff.pdf

Question 1 sur 10 20:00

[{"id":10663,"question":"Quelle est la solution de l'équation 3x + 5 = 20 ?","option_a":"x = 5","option_b":"x = 15","option_c":"x = -5","option_d":"x = 4","option_e":"","option_f":"","bonne_reponse":"a","explication":"Pour résoudre 3x + 5 = 20, soustrayez 5 des deux côtés : 3x = 15. Puis divisez par 3 : x = 5.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"x = 5\", \"b\": \"x = 15\", \"c\": \"x = -5\", \"d\": \"x = 4\"}}","_debug_options_count":4},{"id":10664,"question":"Le périmètre d'un carré de côté 4 cm est égal à 16 cm.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Le périmètre d'un carré se calcule par 4 × côté. Ici, 4 × 4 = 16 cm. L'affirmation est donc vraie.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":10665,"question":"Quelle est la fraction irréductible équivalente à 18\/24 ?","option_a":"3\/4","option_b":"6\/8","option_c":"9\/12","option_d":"2\/3","option_e":"","option_f":"","bonne_reponse":"a","explication":"Divisez le numérateur et le dénominateur par leur PGCD (6) : 18 ÷ 6 = 3 et 24 ÷ 6 = 4. La fraction irréductible est donc 3\/4.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"3\/4\", \"b\": \"6\/8\", \"c\": \"9\/12\", \"d\": \"2\/3\"}}","_debug_options_count":4},{"id":10666,"question":"L'aire d'un triangle rectangle de côtés 3 cm et 4 cm est égale à 12 cm².","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"L'aire d'un triangle rectangle se calcule par (base × hauteur) \/ 2. Ici, (3 × 4) \/ 2 = 6 cm². L'affirmation est donc fausse.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":10667,"question":"Quelle est la valeur de x dans l'équation 2(x + 3) = 16 ?","option_a":"x = 5","option_b":"x = 10","option_c":"x = -1","option_d":"x = 4","option_e":"","option_f":"","bonne_reponse":"a","explication":"Développez d'abord : 2x + 6 = 16. Soustrayez 6 : 2x = 10. Divisez par 2 : x = 5.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"x = 5\", \"b\": \"x = 10\", \"c\": \"x = -1\", \"d\": \"x = 4\"}}","_debug_options_count":4},{"id":10668,"question":"Le volume d'un cube d'arête 3 cm est égal à 27 cm³.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Le volume d'un cube se calcule par arête³. Ici, 3³ = 27 cm³. L'affirmation est donc vraie.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":10669,"question":"Quelle est la moyenne des nombres 8, 10, 12 et 14 ?","option_a":"11","option_b":"12","option_c":"10","option_d":"13","option_e":"","option_f":"","bonne_reponse":"a","explication":"Calculez la somme : 8 + 10 + 12 + 14 = 44. Divisez par le nombre de valeurs (4) : 44 \/ 4 = 11.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"11\", \"b\": \"12\", \"c\": \"10\", \"d\": \"13\"}}","_debug_options_count":4},{"id":10670,"question":"Un angle de 90° est appelé angle plat.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"Un angle de 90° est un angle droit. Un angle plat mesure 180°.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":10671,"question":"Quelle est la solution de l'inéquation 2x - 7 \u003E 5 ?","option_a":"x \u003E 6","option_b":"x \u003E 1","option_c":"x \u003C 6","option_d":"x \u003C 1","option_e":"","option_f":"","bonne_reponse":"a","explication":"Ajoutez 7 des deux côtés : 2x \u003E 12. Divisez par 2 : x \u003E 6.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"x \u003E 6\", \"b\": \"x \u003E 1\", \"c\": \"x \u003C 6\", \"d\": \"x \u003C 1\"}}","_debug_options_count":4},{"id":10672,"question":"Le périmètre d'un rectangle de longueur 5 cm et de largeur 3 cm est égal à 16 cm.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Le périmètre d'un rectangle se calcule par 2 × (longueur + largeur). Ici, 2 × (5 + 3) = 16 cm. L'affirmation est donc vraie.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4}]