The period of the earth around the sun is

1 year and its distance is 150 million km from
the sun. An asteroid in a circular orbit around
the sun is at a distance 475 million km from
the sun.
What is the period of the asteroid’s orbit?
Answer in units of year

1 answer

Time for asteroid = (RadiusEarthOrbit/RadiusAsteroidOrbit)^3/2 * Time for Earth
Ta= (475/150)^3/2 *1 = 5.54 yr