[{"question":"N\u00e1doba m\u00e1 tvar kv\u00e1dra so \u0161tvorcovou podstavou (a = 10,6 cm). Uhloprie\u010dka n\u00e1doby je 3,9 dm. Do n\u00e1doby Jo\u017eko nalial vodu do v\u00fd\u0161ky 34 cm a n\u00e1sledne vlo\u017eil 6 cm dlh\u00fd valec s priemerom 10 cm. Ko\u013eko litrov vody pretieklo?","answers":["106","10,6","0,246","2,46"],"correct":"0,246","order":"1"},{"question":"Ko\u013eko hektolitrov vody (hl) je v baz\u00e9ne tvaru kv\u00e1dra (a = 25 m, b = 8 m), ak plocha zm\u00e1\u010dan\u00fdch stien je 279,2 m3<\/sup>?","answers":["2400 hl","240 000 hl","240 hl","24 hl"],"correct":"2400 hl","order":"2"},{"question":"Ocelov\u00fd dr\u00e1t tvaru valca m\u00e1 tak\u00e9to rozmery: r = 0,25 mm, m = 7,8 kg, husota ocele = 7,8 g\/cm3<\/sup>. D\u013a\u017eka dr\u00f4tu je:","answers":["pribli\u017ene 5 km","6 km","5,9 km","50,9 km"],"correct":"pribli\u017ene 5 km","order":"3"},{"question":"Vypo\u010d\u00edtaj objem povaly tvaru le\u017eiaceho trojbok\u00e9ho kolm\u00e9ho hranola, ak rozmery povaly s\u00fa: d\u013a\u017eka = 150 dm, \u0161\u00edrka = 8 m, v\u00fd\u0161ka \u0161t\u00edtu povaly = 3,5 m:","answers":["210 l","2100 m3<\/sup>","21 m3<\/sup>","210 m3<\/sup>"],"correct":"210 m3<\/sup>","order":"4"},{"question":"Do baz\u00e9na tvaru kv\u00e1dra (a = 25 m, b = 21 m, c = 2,5 m) te\u010die voda 2 pr\u00edtokmi: jedn\u00fdm r\u00fdchlos\u0165ou 2,4 hl\/min, druh\u00fdm pr\u00edtokom 6l\/s. Do v\u00fd\u0161ky 2,2 m nate\u010die voda za","answers":["12 h","18 h 25 min","1100 min","1820 min"],"correct":"1100 min","order":"5"},{"question":"Jedno akv\u00e1rium tvaru kocky m\u00e1 povrch 1176 cm2<\/sup>, a d\u013a\u017eku hrany o 30% men\u0161iu ne\u017e druh\u00e9 akv\u00e1rium. Do oboch akv\u00e1ri\u00ed sa zmest\u00ed","answers":["10,9 l vody","10,74 l vody","7,41 l vody","11,76 l vody"],"correct":"10,74 l vody","order":"6"},{"question":"Objem pravideln\u00e9ho, \u0161tvorbok\u00e9ho ihlana, ktor\u00e9ho proti\u013eahl\u00e9 bo\u010dn\u00e9 hrany zvieraju uhol 70 stup\u0148ov, a d\u013a\u017eka hrany podstavy a = 0,2 m je","answers":["14 l","41 l","4,1 l","1,4 l"],"correct":"1,4 l","order":"7"},{"question":"Hustota 3 kg\/m3<\/sup>=","answers":["3000 g\/m3<\/sup> a 0,003 g\/cm3<\/sup>","0,003 g\/m3<\/sup> a 3000 g\/cm3<\/sup>","3000 g\/m3<\/sup> a 3 000000 g\/cm3<\/sup>","300 g\/m3<\/sup> a 0,003 g\/cm3<\/sup>"],"correct":"3000 g\/m3<\/sup> a 0,003 g\/cm3<\/sup>","order":"8"},{"question":"Objem 4,35 cm3<\/sup>=","answers":["0,044 dm3<\/sup>","0,0044 dm3<\/sup>","435 dm3<\/sup>","4350 dm3<\/sup>"],"correct":"0,044 dm3<\/sup>","order":"9"},{"question":"27,3 ml =","answers":["27300 cm3<\/sup>","2,73 cm3<\/sup>","27,3 cm3<\/sup>","273 cm3<\/sup>"],"correct":"27,3 cm3<\/sup>","order":"10"}]