calculate the sum of the currents at each junction and the sum of the voltages around each loop. You must keep track of the signs of all currents and voltages. For open and closed switch

Tables 1. Switch closed Switch closed R (ohms) V (volts) I (milliamps) P (milliwatts) R 102.2 Vbo = 1. 95 19. 1 37.2 R2 53. 9 Ved = 0.07 1.30 0.0910 R3 27.1 Vod = 1. 83 67.5 124 RA 14. 8 V de = 0. 55 37.2 20.5 Rdecade 49.4 Vab = 2.68 54. 3 146 Table 2. Switch open Switch open R (ohms) V (volts) I (milliamps) P (milliwatts) R1 102.2 Vbc = 1.54 15.4 23.3 R2 53.9 Ved = 0.80 14.8 14.8 R3 27.1 Vod = 1. 69 62.4 105 RA 14.8 V de = 0. 97 65.5 63.5 Rdecade 49.4 Vab = 2.40 48.6