[{"question":"Ak\u00fd ve\u013ek\u00fd je povrch suda na vodu, ktor\u00fd m\u00e1 tvar valca, pri\u010dom r = 0,5 m, v = 1,5 m. Sud je otvoren\u00fd. Ak\u00fd ve\u013ek\u00fd je povrch suda na vodu, ktor\u00fd m\u00e1 tvar valca, pri\u010dom r = 0,5 m, v = 1,5 m. Sud je otvoren\u00fd.","answers":["5,495 m?5,495 m?","4,595 m?","5,945 m?5,945 m?","9,445 m?"],"correct":"5,495 m?5,495 m?","order":"1"},{"question":"Povrch valca s priemerom 1 m a v\u00fd\u0161kou 17 dm je:","answers":["4,878 m?","8,478 m?","7,488 m?","8,844 m?"],"correct":"8,478 m?","order":"2"},{"question":"Val\u010dek na cesto m\u00e1 priemer 10 cm a d\u013a\u017eku 3,3 dm. Ak\u00e1 je ve\u013ekos\u0165 jeho povrchu?","answers":["1363,2 cm?1363,2 cm?","1063,2 cm?","1360,2 cm?","1036,2 cm?"],"correct":"1036,2 cm?","order":"3"},{"question":"Ve\u013ekos\u0165 povrchu fitlopty s maxim\u00e1lnym priemerom 75 cm, naf\u00fakanej na maximum, je pribli\u017ene","answers":["7,1 m?7,1 m?","2,1 m?","1,77 m?","231 cm?"],"correct":"1,77 m?","order":"4"},{"question":"V destskom baz\u00e9ne je 100 lopti\u010diek s priemerom 7 cm. Ich povrch je spolu:","answers":["15 386 cm?15 386 cm?","615. 44 cm?","153,86 cm?","651,44 cm?"],"correct":"15 386 cm?15 386 cm?","order":"5"},{"question":"V destskom baz\u00e9ne je 100 lopti\u010diek s priemerom 7 cm. Ve\u013ekos\u0165 povrchu jednej z nich je","answers":["15 386 cm?","615,44 cm?","153,86 cm?","651,44 cm?"],"correct":"153,86 cm?","order":"6"},{"question":"Rota\u010dn\u00fd ku\u017ee\u013e m\u00e1 v\u00fd\u0161ku 88 cm a polomer podstavy 8 cm. Jeho povrch nie je","answers":["242,056 cm?","0,242 m?","24,2056 dm?","242 056 mm?"],"correct":"242,056 cm?","order":"7"},{"question":"Maliarsky val\u010dek s polomerom r = 0,58 dm sa pri \u0165ahan\u00ed kolmo od stropu po podlahu oto\u010d\u00ed 14x. V\u00fd\u0161ka steny jeMaliarsky val\u010dek s polomerom r = 0,58 dm sa pri \u0165ahan\u00ed kolmo od stropu po podlahu oto\u010d\u00ed 14x. V\u00fd\u0161ka steny je","answers":["2,61 m","1,62 m","261 dm","14?d?14?d?"],"correct":"2,61 m","order":"8"},{"question":"Ako pribli\u017ene vysok\u00fd je st\u013ap tvaru valca \u0161irok\u00e9ho 115 cm, ak jeho povrch je 30710 cm??Ako pribli\u017ene vysok\u00fd je st\u013ap tvaru valca \u0161irok\u00e9ho 115 cm, ak jeho povrch je 30710 cm??","answers":["7 m","2,75 m","27,55 m","25,75 m"],"correct":"27,55 m","order":"9"},{"question":"Dvojmetrov\u00e1 \u017eelezn\u00e1 r\u00fara m\u00e1 tvar valca s vn\u00fatorn\u00fdm polomerom 30 cm a vonkaj\u0161\u00edm 72 cm. Jej povrch m\u00e1 ve\u013ekos\u0165","answers":["1757,5 cm?1757,5 cm?","1577,5 cm?1577,5 cm?","1577,5 dm?1577,5 dm?","1757,5 dm?1757,5 dm?"],"correct":"1757,5 dm?1757,5 dm?","order":"10"}]