Quiz — 3AM-EX-ARITH 1.pdf

Question 1 sur 5 10:00

[{"id":168,"question":"Quel est le reste de la division euclidienne de 123 par 7 ?","option_a":"1","option_b":"2","option_c":"3","option_d":"4","option_e":"","option_f":"","bonne_reponse":"c","explication":"123 ÷ 7 = 17 avec un reste de 4, car 7 × 17 = 119 et 123 - 119 = 4.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"1\", \"b\": \"2\", \"c\": \"3\", \"d\": \"4\"}}","_debug_options_count":4},{"id":169,"question":"Quel est le PGCD de 36 et 48 ?","option_a":"6","option_b":"12","option_c":"18","option_d":"24","option_e":"","option_f":"","bonne_reponse":"b","explication":"Les diviseurs de 36 sont 1, 2, 3, 4, 6, 9, 12, 18, 36. Ceux de 48 sont 1, 2, 3, 4, 6, 8, 12, 16, 24, 48. Le plus grand commun est 12.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"6\", \"b\": \"12\", \"c\": \"18\", \"d\": \"24\"}}","_debug_options_count":4},{"id":170,"question":"Simplifiez la fraction 48\/60 à sa forme irréductible.","option_a":"4\/5","option_b":"12\/15","option_c":"8\/10","option_d":"2\/3","option_e":"","option_f":"","bonne_reponse":"a","explication":"Le PGCD de 48 et 60 est 12. 48 ÷ 12 = 4 et 60 ÷ 12 = 5, donc 48\/60 = 4\/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\": \"4\/5\", \"b\": \"12\/15\", \"c\": \"8\/10\", \"d\": \"2\/3\"}}","_debug_options_count":4},{"id":171,"question":"Quel est le PPCM de 8 et 12 ?","option_a":"16","option_b":"24","option_c":"36","option_d":"48","option_e":"","option_f":"","bonne_reponse":"b","explication":"Les multiples de 8 sont 8, 16, 24, 32... Ceux de 12 sont 12, 24, 36... Le plus petit commun multiple est 24.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"16\", \"b\": \"24\", \"c\": \"36\", \"d\": \"48\"}}","_debug_options_count":4},{"id":172,"question":"Le nombre 97 est-il un nombre premier ?","option_a":"Oui, car il n'a pas de diviseurs autres que 1 et lui-même","option_b":"Non, car il est divisible par 3","option_c":"Non, car il est divisible par 5","option_d":"Oui, mais seulement dans certains cas","option_e":"","option_f":"","bonne_reponse":"a","explication":"Un nombre premier n'a que deux diviseurs : 1 et lui-même. 97 n'est divisible par aucun nombre autre que 1 et 97, donc c'est un nombre premier.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Oui, car il n'a pas de diviseurs autres que 1 et lui-même\", \"b\":","_debug_options_count":4}]