Directions: Solve the following problems and show your complete solutions. 1. Pluto was first discovered in 1930. It was determined to be located about 39.48 times as far away from the Sun as Earth is. How long does Pluto take to orbit the Sun? A. 320 years B. 200 years C. 168 years D. 250 years 2. The international Space Station orbits the Earth at an altitude of about 340 km. How long does it take to comple one orbit? A. 0.069 days B. 1.28 days C. 0.53 days D. 2.48 days