Maths

the speed of light is 3 * 10^ 8m/s. Jupiter is 778 million km from the sun. Calculate the number of minutes it takes for sunlight to reach Jupiter ?

A star is 300 lights away from Earth. If the speed of light is 3 * 10^5 km/s. calculate the disatance from the star to Earth. Give your answer in kilometers and written in standard form

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  1. Use the equation

    distance = rate * time.

    Don't forget to convert everything to the same units.

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