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clear//
//Variables
V = 24.0 //Voltage (in volts)
I = 2.0 //Current (in Ampere)
Pb = 0.5 //Power rating of each light bulb (in watt)
//Calculation
P = V * I //Maximum power (in watt)
P80 = P * 0.8 //80percentageof power rating (in watt)
n = (P80/Pb) //Number of bulbs required
//Result
printf("\n The number of bulbs required is %0.3f ." ,n)
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