Question

14 vaci consuma in 5 zile 840 kg hrana . Cat vor consuma 10 vaci in 12 zile?

Answer 1

14v...........5z.........840kg
10v...........5z...........x

x= 10 *840/14                  

x= 10 * 60
x=600kg

10v...........5z.............600kg
10v...........12z.............y

y=12*600/5

y= 12*120

y=1440 kg                     vor consuma 10 vaci in 12 zile