If this cost of CT is less than BT or utility is P by A is less than P by A or here if you have the cost of cloud; by this what should be the utility premium. When utility premium is less than the ratio of the peak demand to the average demand then we can say it is cheaper.
જો CT નો આ ખર્ચ BT કરતા ઓછો , ત્યારે આપણે કહી શકીએ છીએ કે તે સસ્તું છે