A machine costs P20,000 today and has an estimated scrap value of P2,000 after 8 years. Inflation is 8% per year. The effective annual interest rate earned on money invested is 8%. How much money needs to be set aside each year to replace the machine with an identical model 8 years from now?

The worker in the loading zone has been complaining about fatigue and the lack of rest. You measure his heart rate and find it to be 125 beats/min and slowly increasing during work. When he sits down, the heart rates dropped to 120 beats/min by the end of the first minute of rest and 100 beats/min by the end of the third minute. Based on heart rate guidelines, does the worker work with a good working condition and have sufficient rest? Yes No ◆

Q1. Two boxes are connected by a cord running over a pulley. The coefficient of Kinetic friction between box A and the table is 0.2 50 kg a) Show the free body diagrams of box A and box B b) Find the acceleration of the system of two boxes. c) Find the tension in the cord. B. 2.0 kg Figure 01

B9