The walls and ceiling of a room are to be polished. The length, brea – InterviewSolution

1.	The walls and ceiling of a room are to be polished. The length, breadth and height of theroom are 5 m, 400 cm and 350 cm respectively.Find the cost of polishing at the rate of 15 per m.
Answer» -step explanation:lenght = 5mbreadth=400cm=4/100=4mheight=350=350/100=3.5mwalls of CEILINGS have to be polished it MEANS total SURFACE area2(lb+bh+hl)2(54+43.5+3.55)2(20+14+17.5)2(51.5)103m2cost of POLISHING: rs.15/m210315 m21545 m2hope it HELPS plz marks as brainliest

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