Question

Jennifer babysits for x hours a week after school at a job that pays $10 an hour. She has accepted a job that pays $15 an hour as a cashier at a supermarket working y hours a week. She will work both jobs. She is able to work no more than 20 hours a week. Jennifer wants to earn at least $225 a week, working at both jobs.

Answer 1

Jennifer can work 6 hours in her babysitting gig and 6 hours on her cashier shift.

Explanation:

Babysitting: Cashier:

y = 10x y = 15x

Table (Hours) Table (Hours)

1 : 10 1 : 15

2 : 20 2 : 30

3 : 30 3 : 45

4: 40 4 : 60

5 :50 5 : 75

6 : 60 6 : 90

7 : 70 7: 112

8 : 80 8 : 120

9 : 90 9 : 135

10 : 100 10 : 150

11 : 110 11 : 165

12 : 120 12 : 180

13 : 130 13 : 225

14 : 140 14 : 210

15 : 150 15 : 225

16 : 160 16 : 240

17 : 170 17 : 255

18 : 180 18 : 270

19 : 190 19 : 285

20 :200 20 : 300

Hope that helps!