A room is 13.6 m long and 6.4 m wide . If the flor has to be paved with marble tile of side 80cm . How many tiles will be required.
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room length= 1360 cm
room width= 640cn
area= 1360* 640= 870400cm^2
area of tile =80*80=6400
no.of tiles =870400/6400=136
room width= 640cn
area= 1360* 640= 870400cm^2
area of tile =80*80=6400
no.of tiles =870400/6400=136
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