Your salary was $34,500 in 2019. It increased to 40,000 in2020 what was the percentage increase in your salary from 2019 to 2020 the answer choices are
31.59%
0.09%
8.63%
15.94%

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?