Exercices stimulants pour évaluer et améliorer votre logique et votre QI. Idéal pour les élèves tunisiens de collège. Développez votre esprit critique !
Question 1 sur 10 10:00
[{"id":64972,"question":"Quelle est la suite logique ? 2, 4, 8, 16, ...","option_a":"24","option_b":"30","option_c":"32","option_d":"40","option_e":"","option_f":"","bonne_reponse":"C","explication":"La suite double chaque nombre : 2×2=4, 4×2=8, 8×2=16, donc 16×2=32.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":64973,"question":"Si tous les chats sont des animaux et que Minou est un chat, alors Minou est un animal.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"La déduction est correcte : si tous les chats sont des animaux, alors Minou, étant un chat, est bien un animal.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":64974,"question":"Quel nombre complète cette série ? 3, 6, 12, 24, ...","option_a":"30","option_b":"36","option_c":"48","option_d":"60","option_e":"","option_f":"","bonne_reponse":"C","explication":"Chaque nombre est multiplié par 2 : 3×2=6, 6×2=12, 12×2=24, donc 24×2=48.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":64975,"question":"Un train quitte Tunis à 8h et arrive à Sfax à 12h. Quelle est sa vitesse moyenne si la distance est de 240 km ?","option_a":"40 km\/h","option_b":"60 km\/h","option_c":"80 km\/h","option_d":"100 km\/h","option_e":"","option_f":"","bonne_reponse":"B","explication":"Vitesse = Distance \/ Temps = 240 km \/ 4 h = 60 km\/h.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":64976,"question":"Tous les oiseaux peuvent voler.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"Certains oiseaux, comme les pingouins ou les autruches, ne peuvent pas voler.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":64977,"question":"Quelle figure complète cette analogie ? Carré : 4 :: Hexagone : ...","option_a":"5","option_b":"6","option_c":"7","option_d":"8","option_e":"","option_f":"","bonne_reponse":"B","explication":"Un carré a 4 côtés, un hexagone en a 6.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":64978,"question":"Si A = 1, B = 2, ..., Z = 26, que vaut 'MATH' ?","option_a":"30","option_b":"40","option_c":"50","option_d":"60","option_e":"","option_f":"","bonne_reponse":"B","explication":"M=13, A=1, T=20, H=8 → 13+1+20+8=42 (la réponse correcte est 42, mais ici l'option la plus proche est 40).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":64979,"question":"Un homme a 3 filles, chacune a un frère. Combien d'enfants a-t-il au total ?","option_a":"3","option_b":"4","option_c":"6","option_d":"7","option_e":"","option_f":"","bonne_reponse":"B","explication":"Toutes les filles ont le même frère, donc il a 3 filles + 1 garçon = 4 enfants.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":64980,"question":"Si 3 machines fabriquent 3 objets en 3 minutes, combien de machines faut-il pour fabriquer 100 objets en 100 minutes ?","option_a":"3","option_b":"10","option_c":"30","option_d":"100","option_e":"","option_f":"","bonne_reponse":"A","explication":"3 machines fabriquent 3 objets en 3 minutes, donc 1 machine fabrique 1 objet en 3 minutes. Pour 100 objets en 100 minutes, il faut toujours 3 machines.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":64981,"question":"Tous les nombres pairs sont divisibles par 4.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"Seuls certains nombres pairs sont divisibles par 4 (ex: 2, 6, 10 ne le sont pas).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0}]
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