21. Bob picked 195 oranges from his trees. He ate 3 of the oranges. He make 12 gallons of juice from the rest of the
oranges. How many oranges were in each gallon of juice?

please show steps ?

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?