To find the cost of painting the four walls of a room. [A = 2*(l + b) * h] (Qbasic Code)
CLS
INPUT "Enter the lenght of the room"; l
INPUT "Enter the breadth of the room"; b
INPUT "Enter the height of the room"; h
INPUT "Enter the rate of painting per square"; r
a = 2 * (l + b) * h
c = a * r
PRINT "The cost of painting the four walls of the room is"; c
END
