Answer:
The correct answer is 0.123 cm.
Step-by-step explanation:
Each kilometer has 1000 meters and each meter has 100 centimeters.
Hence each kilometer has 1000×100=100000=105 centimeters.
Therefore, 1.23×10−6 kilometer will have
1.23×10−6×105=1.23×10−6+5=1.23×10−1 or 0.123 centimeters
