a hole in the form of a rectangular region is 14 by 12 m how many marb

1.	a hole in the form of a rectangular region is 14 by 12 m how many marble tables 8 cm and 6 CM are needed to cover the floor of the hall?
Answer» Area of Reactangle regionAr = lengthbreadth = 1412 = 168 m^2 = 1680000 cm^2 Area of tile At = lengthbreadth = 86 = 48 cm^2 Let no. Of tiles required is nThen, n*At = Arn = 1680000/48 = 35000 Number of tiles required = 35000 wrong answer try again pleas

a hole in the form of a rectangular region is 14 by 12 m how many marble tables 8 cm and 6 CM are needed to cover the floor of the hall?

Answer»

Area of Reactangle regionAr = length*breadth = 14*12 = 168 m^2 = 1680000 cm^2

Area of tile At = length*breadth = 8*6 = 48 cm^2 Let no. Of tiles required is nThen, n*At = Arn = 1680000/48 = 35000

Number of tiles required = 35000

wrong answer try again pleas