Question

D. How much current is passing through each resistor?

Answer 1

D. V=12 R=12
I=V/R so Current = 1 amp

e.3 ohm resistor
V=IR
V=3 V

At the 4 ohm
4 V
And at the 5 ohm
5 volts

f. The voltage drops across the resistors add up to give the voltage supplied by the battery

4