The Length breadth and height of a room are 5.5 metre 3.2 metre and 3 respectively find the cost of painting the world at 10 per metre and whitewashing the Ceiling 1.
50per square meter
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Step-by-step explanation:
Cost of painting the walls*=Lateral surface Area of Room*cost of painting
=2h(l+b)*cost of painting
=2*3(5.5+3.2)*10
=6(8.7)*10
=6*87
=522
=Rs.522
Cost of painting walls is Rs.522
Cost of whitewashing the ceiling=Area of ceiling*Cost per sq.m.
=(l*b)*Cost per sq.m.
=(5.5*3.2)*50
=17.6*50
=880
=Rs.880
Cost of whitewashing the ceiling is Rs.880
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