Susan is a college student with two part-time jobs. She earns $10 per hour tutoring elementary students in math. She earns $15 per hour cleaning in the library. Her goal is to earn at least $240 per week, but because of college, she does not work more than 20 hours each week. Part B Which combinations allow Susan to work no more than 20 hours in one week and earn at least $240? Select the three correct combinations A. 9 hours tutoring and 10 hours cleaning the library B. 10 hours tutoring and 10 hours cleaning the library C. 11 hours tutoring and 8 hours cleaning the library D. 12 hours tutoring and 8 hours cleaning the library E. 13 hours tutoring and 7 hours cleaning the library F. 14 hours tutoring and 7 hours cleaning the library
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