A room is 11.5 m long and 6.20m wide. Its floor is to be covered with rectangular tiles of size 25cm by 10cm.Find the total cost of the tiles at the rate of ₹5.75 per tile
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Area of room = Length × Breadth
" (11.5 × 6.20)m = 71.3m
Area of rectangular tiles = L × B
" " = (25 × 10)cm = 250 cm Change area of room in cm = 71.3 × 100 = 7130
No. of rectangular tiles = Area of room / Area of per rectangular tile
" = 7130 / 250 = 2852 / 100
Now, cost of per tile = rs. 5.75
total cost of tiles = 2852 / 100 × 5.75
" = rs.163.99
Hope it will help u
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