Răspuns :
a=272.387
b=31.754+272.387
b=304.141
c=304.141+22.669
c=326.810
a+b+c=272.387+304.141+326.810
a+b+c=903.338
b=31.754+272.387
b=304.141
c=304.141+22.669
c=326.810
a+b+c=272.387+304.141+326.810
a+b+c=903.338