A room is 9.68 m long and 6.2 m wide. Its floor is to be covered with rectangular tiles of size 22 cm by 10 cm. Find the total cost of the tiles at the rate of Rs 2.50 per tiles ?
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Rectangular figure area =length × breadth
= 9.68 m × 6.2 m
= 60.016 square meter
Area of one tile =l × b
= 22cm × 10cm
= 220 square centimeter
= 220/100 meter
=2.2m
Total tiles require =60.016/2.2=27.28
Total cost =27.28×2.50 =68.2 rupees
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