[{"question":"Ur\u010di, ktor\u00fd z pomerov ud\u00e1va zv\u00e4\u010d\u0161enie","answers":["3 : 5","3 : 2","3 : 4","5 : 9"],"correct":"3 : 2","order":"1"},{"question":"Ur\u010di, ktor\u00fd z pomerov ud\u00e1va zmen\u0161enie","answers":["5 : 3","3 : 2","5 : 9","4 : 2"],"correct":"5 : 9","order":"2"},{"question":"Zme\u0148 \u010d\u00edslo v danom pomere: 9 v pomere 5 : 3","answers":["45","15","27","3"],"correct":"15","order":"3"},{"question":"Zme\u0148 \u010d\u00edslo v danom pomere: 12 v pomere 3 : 4","answers":["9","12","35","3"],"correct":"9","order":"4"},{"question":"Zme\u0148 \u010d\u00edslo v danom pomere: 21 v pomere 9 : 7","answers":["147","189","3","27"],"correct":"27","order":"5"},{"question":"Zme\u0148 \u010d\u00edslo v danom pomere: 144 v pomere 5 : 6","answers":["24","720","120","18,5"],"correct":"120","order":"6"},{"question":"Je dan\u00fd kruh s obvodom 25,12 cm. Zme\u0148 jeho obvod v pomere 5 : 2 a ur\u010di ve\u013ekos\u0165 nov\u00e9ho kruhu.","answers":["31,4 cm","10 cm","20 cm","62,8 cm"],"correct":"10 cm","order":"7"},{"question":"Pomer chlapcov a diev\u010dat v triede je v pomere 5 : 7. Chlapcov je 10. Ko\u013eko \u017eiakov je v triede?","answers":["17","7","14","24"],"correct":"24","order":"8"},{"question":"Vypo\u010d\u00edtaj ve\u013ekos\u0165 \u00fase\u010dky, ktor\u00e1 vznikne z \u00fase\u010dky dlhej 14 cm zmenen\u00edm v pomere 2 : 7.","answers":["4 cm","28 cm","49 cm","2 cm"],"correct":"4 cm","order":"9"},{"question":"Vypo\u010d\u00edtaj ve\u013ekos\u0165 \u00fase\u010dky, ktor\u00e1 vznikne z \u00fase\u010dky dlhej 14 cm zmenen\u00edm v pomere 7 : 2.","answers":["4 cm","28 cm","49 cm","7 cm"],"correct":"49 cm","order":"10"}]