A room is 20m long and 10m wide. How much long carpet thst is 50 cm wide is required to cover the room completely ? If the carpet cost rs 5 per m2
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Step-by-step explanation:
LENGTH OF ROOM=20M=20*100=2000CM
BREADTH OF ROOM=10M=10*100=1000CM
AREA OF ROOM =LENGTH*BREADTH
=2000*1000
=2000000CM²
WIDTH OF CARPET=50CM
AREA OF ROOM =AREA OF CARPET
2000000=LENGTH*BREADTH
2000000=LENGTH*50
LENGTH=2000000/50
LENGTH=40000CM=40000/100=400M
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