题海让大学四年没有难题
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单选题 (Exam question) A truck delivered sand to two customers in a week. The following details are available. Customer Weight of goods delivered (kilograms) Distance Covered (kilometres) X 500 200 Y 180 1,200 - 680 1,400 The truck cost $3,060 to operate in the week. Each customer delivery was carried out separately, and the truck made no other deliveries in the week. What is the cost per kilogram/kilometre of sand delivered in the week (to the nearest $0.001)

A. $0.003

B. $0.01

C. $2.186

D. $4.500

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时间:2025-06-11 11:13:14

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