14 March = lunch and dinner = 5x40 = $200
15 March = breakfast, lunch, and dinner = 5x60 = $300
16 March = breakfast, lunch, and dinner = 5x60 = $300
17 March = breakfast, lunch, and dinner = 5x60 = $300
18 March = breakfast and lunch = 5x40 = $200
Total: $1,300usd