Quiz — P-EX07-17-CM.pdf

Question 1 sur 10 20:00

[{"id":83467,"question":"Quel est le résultat de 3\/4 + 2\/5 ?","option_a":"11\/20","option_b":"5\/9","option_c":"17\/20","option_d":"1\/2","option_e":"","option_f":"","bonne_reponse":"a","explication":"Pour additionner des fractions, il faut les mettre au même dénominateur : 3\/4 = 15\/20 et 2\/5 = 8\/20. Donc 15\/20 + 8\/20 = 23\/20.","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\/20\", \"b\": \"5\/9\", \"c\": \"17\/20\", \"d\": \"1\/2\"}}","_debug_options_count":4},{"id":83468,"question":"Un rectangle a une longueur de 8 cm et une largeur de 5 cm. Son périmètre est de 26 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 (Longueur + Largeur) × 2. Ici, (8 + 5) × 2 = 26 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":83469,"question":"Quelle est la valeur de x dans l'équation 2x + 5 = 13 ?","option_a":"4","option_b":"3","option_c":"5","option_d":"6","option_e":"","option_f":"","bonne_reponse":"a","explication":"Pour résoudre 2x + 5 = 13, soustrayez 5 des deux côtés : 2x = 8. Puis divisez par 2 : x = 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\": \"4\", \"b\": \"3\", \"c\": \"5\", \"d\": \"6\"}}","_debug_options_count":4},{"id":83470,"question":"Un article coûte 120 DT. Après une réduction de 20%, son nouveau prix est de 96 DT.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"20% de 120 DT = 24 DT. 120 DT - 24 DT = 96 DT. 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":83471,"question":"Quel est le volume d'un cube d'arête 3 cm ?","option_a":"9 cm³","option_b":"27 cm³","option_c":"6 cm³","option_d":"12 cm³","option_e":"","option_f":"","bonne_reponse":"b","explication":"Le volume d'un cube se calcule par arête³. Ici, 3 cm × 3 cm × 3 cm = 27 cm³.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"9 cm³\", \"b\": \"27 cm³\", \"c\": \"6 cm³\", \"d\": \"12 cm³\"}}","_debug_options_count":4},{"id":83472,"question":"La somme des angles d'un triangle est toujours égale à 180°.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"C'est une propriété fondamentale de la géométrie plane. La somme des angles d'un triangle est toujours 180°.","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":83473,"question":"Quel est le résultat de 0,75 × 8 ?","option_a":"6","option_b":"5,6","option_c":"6,4","option_d":"5","option_e":"","option_f":"","bonne_reponse":"a","explication":"0,75 est égal à 3\/4. Donc 3\/4 × 8 = 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\": \"6\", \"b\": \"5,6\", \"c\": \"6,4\", \"d\": \"5\"}}","_debug_options_count":4},{"id":83474,"question":"Un train parcourt 300 km en 2 heures. Sa vitesse moyenne est de 150 km\/h.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La vitesse moyenne se calcule par distance\/temps. Ici, 300 km \/ 2 h = 150 km\/h. L'affirmation est 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":83475,"question":"Quelle est la fraction irréductible de 18\/24 ?","option_a":"3\/4","option_b":"9\/12","option_c":"2\/3","option_d":"6\/8","option_e":"","option_f":"","bonne_reponse":"a","explication":"Pour simplifier 18\/24, divisez le numérateur et le dénominateur par leur PGCD (6) : 18 ÷ 6 = 3 et 24 ÷ 6 = 4. 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\": \"9\/12\", \"c\": \"2\/3\", \"d\": \"6\/8\"}}","_debug_options_count":4},{"id":83476,"question":"Un carré a une aire de 64 cm². Quelle est la longueur de son côté ?","option_a":"8 cm","option_b":"16 cm","option_c":"4 cm","option_d":"12 cm","option_e":"","option_f":"","bonne_reponse":"a","explication":"L'aire d'un carré se calcule par côté². Donc côté = √64 = 8 cm.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"8 cm\", \"b\": \"16 cm\", \"c\": \"4 cm\", \"d\": \"12 cm\"}}","_debug_options_count":4}]