Using data from Table 7.5, calculate the daily energy needs of a person who sleeps for 7.00 h, walks for 2.00 h, attends classes for 4.00 h, cycles for 2.00 h, sits relaxed for 3.00 h, and studies for 6.00 h. (Studying consumes energy at the same rate as sitting in class.)

Data given in Table 7.5

Activity Sleeping Sitting at rest Standing relaxed Sitting in class Energy consumption in watts Oxygen consumption in liters O/min 83 120 125 210 0.24 0.34 0.36 0.60