The length, breadth and height of a room are 5 m, 4 m and 3 m respectively. Find
the cost of white washing the inner of the room and ceiling at the rate of 50
per square metre.
med ardhnard hoy of length 0,5 m, breadth
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Step-by-step explanation:
length of the room =5m
breath of the room =4m
height of the room =3m
area=2h(l+b)+l*b
=2*3(5+4)+5*4
=6*9+20
=54+20
=74m^2
cost of white washing per square metre=rs.50
cost of white washing 74^2=50*74
=rs.3700
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