Troy can work up to 30 hours each week and earn $9 per hour. Table below shows his utility from different levels of leisure and income. Troy currently works 20 hours per week. If he decides to work 30 hours instead, his marginal utility loss from having less leisure and more income is?

Hours of Leisure Total Utility from Leisure Income Total Utility from Income

0 0 0 0

5 18 45 30

10 34 90 54

15 48 135 72

20 56 180 81

25 60 225 87

30 62 270 90

315 92