Given a single length of 300 MCM copper conductor has a voltage drop of 3 volts. An additional 300 KZMIL (MCM) conductor of the same length and material is connected in parallel with the original conductor. What is the total voltage drop with this combination ?

Given a single length of 300 MCM copper conductor has a voltage drop of 3 volts. An additional 300 KZMIL (MCM) conductor of the same length and material is connected in parallel with the original conductor. What is the total voltage drop with this combination ?