{"id":845,"date":"2016-03-06T21:15:15","date_gmt":"2016-03-06T20:15:15","guid":{"rendered":"http:\/\/blogacabdx.ac-bordeaux.fr\/semaine-des-maths\/?p=845"},"modified":"2016-11-08T14:02:41","modified_gmt":"2016-11-08T13:02:41","slug":"enigmes-du-7-au-14-mars-2016","status":"publish","type":"post","link":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/2016\/03\/06\/enigmes-du-7-au-14-mars-2016\/","title":{"rendered":"\u00c9nigmes de la semaine du 7 au 14 mars 2016"},"content":{"rendered":"

\u00c9nigme Tous niveaux (6\u00e8me \u00e0 lyc\u00e9e)<\/u><\/h2>\n

Fabriquer un ballon de football est compliqu\u00e9. 10 couturi\u00e8res fabriquent 140 ballons en 5 jours \u00e0 raison de 7h de travail par jour. Pendant une semaine (5 jours), elles ne sont que neuf et d\u00e9cident de travailler 1h de plus par jour. Combien de ballons vont elles fabriquer\u00a0?<\/p>\n

 <\/p>\n

\u00c9nigme 3\u00e8me-2nde : Courir sur le mont<\/u> (D’apr\u00e8s le rallye d’Aquitaine)\"courir<\/a><\/h2>\n

Un \u00ab trailer \u00bb confirm\u00e9, part d\u2019un chalet \u00e0 1326m d\u2019altitude et court pendant 17,683 km pour atteindre le sommet du Mont Saint-Robert.<\/p>\n

La pente gravie est de 6,5%. Quelle est l\u2019altitude du mont Saint-Robert ?<\/p>\n","protected":false},"excerpt":{"rendered":"

\u00c9nigme Tous niveaux (6\u00e8me \u00e0 lyc\u00e9e) Fabriquer un ballon de football est compliqu\u00e9. 10 couturi\u00e8res fabriquent 140 ballons en 5 jours \u00e0 raison de 7h de travail par jour. Pendant une semaine (5 jours), elles ne sont que neuf et d\u00e9cident de travailler 1h de plus par jour. Combien de ballons vont elles fabriquer\u00a0?   … <\/p>\n

Lire la suite<\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20,9,21],"tags":[],"class_list":["post-845","post","type-post","status-publish","format-standard","hentry","category-annee-2016","category-enigmes","category-maths-et-sport","nodate","item-wrap"],"_links":{"self":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/posts\/845","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/comments?post=845"}],"version-history":[{"count":1,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/posts\/845\/revisions"}],"predecessor-version":[{"id":1235,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/posts\/845\/revisions\/1235"}],"wp:attachment":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/media?parent=845"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/categories?post=845"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/tags?post=845"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}