Tolong jawab plis sdh mau kumpul

R2+R3=8+12=20 ohm => misal R1
R4+R5=10+20=30 ohm => misal R2
R6=60 ohm => misal R3
maka;
1/Rp=1/R1+1/R2+1/R3
1/Rp=1/20+1/30+1/60
1/Rp=3/60+2/60+1/60
1/Rp=6/60
Rp=60/6
Rp=10 ohm => misal R8
maka;
Rp=R1+R8+R7
Rp=40+10+50
Rp=190 ohm
jawabannya C