A carpet is 30 m 75 cm long and 80 cm wide . find its cost at $150 per square metre
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Length = 30m 75cm = 30.75m
Breadth = 80cm = 0.8m
Area of Carpet = 30.75 × 0.8
= 24.6 m²
Cost of Carpet = 24.6 × 150
= $ 3690
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