a circular flower bed is of radius 3.5 m. If 1/2 kg of fertilizer is required for 1m^2 area. How much fertilizer will be required for the flower bed.
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Step-by-step explanation:
If 1 kg of fertilizer covers an area of half square metre
Fertilizer required for 1 square meter = 1kg ÷ (1/2) = 2 kg
radius of circular field = 14m
Area = π×r^2 = 22/7 × 14 ×14 = 616 sq. m
fertilizer required = 616 × 2 = 1232 kg
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