
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
小王上周五在股市以收盘价（收市时的价格）每股$25$元买进某公司股票$1000$股,在接下来的一周交易日内,小王记下了该股票每日收盘价相比前一天的涨跌情况:（单位:元）

| 星期 | 一   | 二    | 三    | 四    | 五    |
| ---- | ---- | ----- | ----- | ----- | ----- |
| 每股涨跌（元) | $+2$ | $-0.5$ | $+1.5$ | $-1.8$ | $+0.8$ |

根据上表回答问题:

（1）星期一收盘时,该股票每股多少元?

（2）本周内该股票收盘时的最高价、最低价分别是多少?

（3）若小王在本周五将全部股票卖出,他的收益情况如何?(收益$=$卖出股价$-$买入股价）

Present the answer in LaTex format: \boxed{Your answer}
user