题目内容
收藏
纠错
题目材料:
For each year, the work time, in hours, required to pay for a food item is the average price of the food item divided by the average hourly wage for rank-and-file manufacturing workers. The work time in the graph is given in minutes.
In 1997, at the rates shown in the graph, the work time required to pay for which of the following food items was greatest?
-
A10 pounds of bread
-
B5 gallons of milk
-
C3 pounds of coffee
-
D20 pounds of sugar
-
E5 dozen eggs
B显示答案