题文
股民王海上星期六买进某公司的股票3000股,每股17元,下表为本周内每日股票的涨跌情况(单位:元)
| 星期 |
一 |
二 |
三 |
四 |
五 |
六 |
| 每股涨跌 |
+4 |
+4.5 |
-1 |
-2.5 |
-6 |
+2 |
试问:
(1)本周内,每股的最高价是多少元?最低价是多少元?分别是星期几?
(2)以上星期六为0点,画出本周内股票价格涨跌情况的折线图.
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