Calculate the equipment and labour prices per mto excavate 3000 m of trench using 0.75 m2 backhoe costing $670/day (day = 8 hrs), plus $4000 for transportation and set up charges. Expected output is 60 m/day with an operator and 0.5 labour at wages of $40 and $30 respectively. Answer: Calculate the equipment and labour prices per mto excavate 3000 m of trench using 0.75 m2 backhoe costing $670/day (day = 8 hrs), plus $4000 for transportation and set up charges. Expected output is 60 m/day with an operator and 0.5 labour at wages of $40 and $30 respectively