The speed of light is 3×108 m/s3 \times 10^8 \text{ m/s}3×108 m/s. How many gigameters per second (Gm/s)\text{gigameters per second (Gm/s)}gigameters per second (Gm/s) is this?
0.3 Gm/s0.3 \text{ Gm/s}0.3 Gm/s
3 Gm/s3 \text{ Gm/s}3 Gm/s
30 Gm/s30 \text{ Gm/s}30 Gm/s
300 Gm/s300 \text{ Gm/s}300 Gm/s