Problem Solving
试题详情
题目：
In 1995 a certain store had 1,800 tools in stock that had been purchased for $30 each. If 1,000 of these tools were sold in 1995 for $40 each and the remaining 800 were sold in 1996 for $50 each, how many greater was the gross profit on the tools sold in 1996 than the gross profit on those sold in 1995?
选项:
A、$0
B、$6,000
C、$8,000
D、$32,000
E、$40,000
答案:
B
