Question

If the speed of light is 3×10^5 km/s and the light from the Sun takes about 8 minutes to reach the earth, what is the distance between the Sun and Earth ?

Answer 1

Hey mate here is your answer

The distance form sun to earth is  1.5x10^11m away.

Hope it helped you

Answer 2

Speed of light in vacuum is 3∗108 m/s.

speed=distancetime

distance=speed∗time

distance=3∗108∗500

gives you  

distance=150,000,000,000 meters

or 150,000,000 kilometers.