Răspuns :
a + b + c = 1032
b = 3a
c = a/2 + 60
a + 3a + a/2 + 60 = 1032
2a + 6a + a = 2064 - 120
9a = 1944
a = 1944 : 9
a = 216
b = 3 * 216
b = 648
c = 216/2 + 60
a = 108 + 60
a = 168
b = 3a
c = a/2 + 60
a + 3a + a/2 + 60 = 1032
2a + 6a + a = 2064 - 120
9a = 1944
a = 1944 : 9
a = 216
b = 3 * 216
b = 648
c = 216/2 + 60
a = 108 + 60
a = 168
A+B+C=1032 3A=B C=A/2=60 A+3A+A/2=1032-60 4A+A2=972 9A/2=972=>9A=1944=>A=216