please give only final answers of all questions in 20 minutes please urgently... I'll give you up thumb definitely

Question 15 Asking "One more?" allows the principle to be analyzed as a simple question. O opportunity cost O interdependence O cost-benefit O marginal 0.4 pts Question 16 Nerida Kyle can either commute to work using a bus or purchase a new car. The bus fare each way is $2. Nerida works five days a week for 50 weeks a year. Based solely on the benefit of avoiding the cost of her bus tickets, Nerida should purchase a car if the cost of the car is than per week. o less: $10 O greater: $20 O greater: $10 O less: $20