Question

determinati numerele x si y stiind ca sunt inevers proportionale cu 1/2 si 1/3 iar suma lor este 360

Answer 1

x*1/2=y*1/3=k
x=2k
y=3k
2k+3k=360
5k=360
k=360:5
k=72
=>x=2*72=144
y=3*72=216
144+216=360