bantu jaawab ya sekarang jga, plisss sama jawaban nya jg

2 × 20 w × 10 = 400
1 × 220 w × 5 = 1100
1 × 40 w × 6 = 240

1100 + 400 + 240 = 1740 wh = 1.74 Kwh × 30 = 52,20

Jwbannya B