Given:

VT = 14.7 V
R1 = 1.2 kW
R2 = 600 W
R3 = 2.8 kW

Find:

RT, IT
VR1,IR1
IR2,VR2
IR3,VR3

RT = 886.9 W, IT = 0 mA
VR1 = 14.7 V, IR1 = 12.2 mA
IR2 = 4.3 mA, VR2 = 2.5 V
IR3 = 4.3 mA, VR3 = 12.1 V