Question

the cost of fencing a circular field at the rate $12 per meter is $2640. the field is to be ploughed at the $0.25 m2. find the cost of ploughing in field. ​

Answer 1

given,the cost of fencing a circular field at the rate $12per m =$2640

so,area of circular field = $2640/$12

=$220m²

then,the cost of ploughing field =$0.25 per m²

so,cost of ploughing 220m²of the field = 220×0.25

=$55 answer.