HELP ASAP a farmer wants to sow seed on a field with an area of 120, 000 square meters. He needs 10 grams of seed per square meter of field. One kilogram of seed costs $0.40. Work out the cost of the seed that the farmer needs.
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Step-by-step explanation:
area = 120000
per square meter = 10gm
1kg = $0.4
1000g = 0.4
1g = 0.4/1000
1g = $0.0004
sowed per m² = 10g
cost. = 10 × 0.0004
= $0.004
now, =>120000/10
= >12000seeds sowed
=> 12000×0.0004
=> $48
therefore, he need $48 to buy the amount of seed to sow on his field
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