On Saturday of last week, Market X was open for 15 hours and exactly four cashiers worked. What was the greatest possible amount

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问题 On Saturday of last week, Market X was open for 15 hours and exactly four cashiers worked. What was the greatest possible amount that the market could have paid in cashiers’ wages for that day?  
If Market X is open 96 hours per week, for how many hours last week were two cashiers working at the same time?

选项 A、49
B、48
C、36
D、24
E、12

答案A

解析 若市场X每周开业96小时,问上一周两个出纳员同时工作的小时数是多少?
解:本题的正确答案是(A)。出纳员工作总小时数为:40+32+26+25+22=145出纳员同时工作的小时数为:145-96=49小时
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