Quiz — P-EX10-30-CM.pdf

Question 1 sur 10 20:00

[{"id":57557,"question":"Quel est le résultat de 245 + 137 ?","option_a":"372","option_b":"382","option_c":"392","option_d":"402","option_e":"","option_f":"","bonne_reponse":"b","explication":"245 + 137 = 382. Additionnez d'abord les unités (5+7=12), puis les dizaines (40+30=70) et enfin les centaines (200+100=300).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"372\", \"b\": \"382\", \"c\": \"392\", \"d\": \"402\"}}","_debug_options_count":4},{"id":57558,"question":"La multiplication est une opération commutative.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. La multiplication est commutative : a × b = b × a. Par exemple, 3 × 4 = 4 × 3.","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":57559,"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 se calcule par 4 × côté. Ici, 4 × 5 cm = 20 cm.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"10 cm\", \"b\": \"15 cm\", \"c\": \"20 cm\", \"d\": \"25 cm\"}}","_debug_options_count":4},{"id":57560,"question":"Convertissez 3,5 kg en grammes.","option_a":"35 g","option_b":"350 g","option_c":"3 500 g","option_d":"35 000 g","option_e":"","option_f":"","bonne_reponse":"c","explication":"1 kg = 1 000 g. Donc, 3,5 kg = 3,5 × 1 000 g = 3 500 g.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"35 g\", \"b\": \"350 g\", \"c\": \"3 500 g\", \"d\": \"35 000 g\"}}","_debug_options_count":4},{"id":57561,"question":"Un angle droit mesure 90 degrés.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. Par définition, un angle droit mesure exactement 90 degrés.","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":57562,"question":"Quel est le résultat de 128 ÷ 8 ?","option_a":"14","option_b":"16","option_c":"18","option_d":"20","option_e":"","option_f":"","bonne_reponse":"b","explication":"128 ÷ 8 = 16. Vérifiez en multipliant : 16 × 8 = 128.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"14\", \"b\": \"16\", \"c\": \"18\", \"d\": \"20\"}}","_debug_options_count":4},{"id":57563,"question":"Un triangle isocèle a deux côtés de même longueur.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. Un triangle isocèle possède deux côtés égaux et deux angles égaux.","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":57564,"question":"Calculez 0,75 + 1,25.","option_a":"1,50","option_b":"1,75","option_c":"2,00","option_d":"2,25","option_e":"","option_f":"","bonne_reponse":"c","explication":"0,75 + 1,25 = 2,00. Additionnez les parties décimales puis les unités.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"1,50\", \"b\": \"1,75\", \"c\": \"2,00\", \"d\": \"2,25\"}}","_debug_options_count":4},{"id":57565,"question":"La division est l'opération inverse de la multiplication.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. Si a × b = c, alors c ÷ b = a et c ÷ a = b.","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":57566,"question":"Quel est le résultat de 5 × (3 + 2) ?","option_a":"15","option_b":"20","option_c":"25","option_d":"30","option_e":"","option_f":"","bonne_reponse":"b","explication":"Calculez d'abord la parenthèse : 3 + 2 = 5. Puis multipliez : 5 × 5 = 20.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"15\", \"b\": \"20\", \"c\": \"25\", \"d\": \"30\"}}","_debug_options_count":4}]