A satellite is in low earth orbit at an altitude of 1300 km above the surface of the earth. It completes one full orbit every 112 min. What is the linear speed of the satellite? Use 6370 km as the radius of the earth.

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?