Such as property

Indication of electric energy meter: 93 1.6kw? h-8 1 1.6kw？ h= 120kw？ h，

Xiao Ming's family has to pay 120kw electricity bill this month? H×0.5 yuan /kW? H=60 yuan;

p = UI = 220v×5A = 1 100 w；

N=PPL= 1 100W40=27 lamps.

So the answer is: 60; 27.