Question

Dau coroană cine știe!!!!

Answer 1

11)  12 stilouri.........420lei
             x.................595lei
x=(595*12):420=17 stilouri

12) 36m............15costume
     x  ...............24costume
x=(36*24)/15=57.6 m

13)90lei .............5 luni
    x  .................12luni=1an
x=(90*12)/5= 216lei

14)  8zile........520lei
       21 zile ......x
x=(21*520)/8= 1365 lei

15) 3 tone= 3000kg
200kg sfecla...........25kg zahar
x  ..........................3000kg zahar
x=(3000*200)/25=24000kg sfecla= 24 tone sfecla