Question

1. Find the cost of covering a wall of dimension 12 mx7m with tiles of dimension 3 mx 2m
at the rate of ruppes16 pertile,​

Answer 1

Area of wall= 12x7=84m^2
Area of tile=3x2=6m^2
No of tiles required=
area of wall/area of tile
=84/6=14
Cost of a tile. =₹16
Total cost for covering the wall=14x16=₹224