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Mathematics Practice Questions

注意事项
1、每道习题请用阿拉伯数字按顺序编号
2、判断题需要在题干前增加【判断题】标识；多项填空的答案用空格分开
3、若答案中包含解析，请在答案后面以“【解析】某答案的解析”的形式进行填写
4、可将文档分为题目区与答案区两部分，答案区加上【答案】字样做区分，如示例一；
也可以将答案放在每题后，如示例二

Question 1

Short answer

下列各式结果是负数的是（ ）
A.﹣（﹣3）  B.|﹣3|   C. 2-3

Question 2

Short answer

钟面上时针和分针都指向12，这个时刻是____时。

Question 3

Short answer

从甲城到乙城，货车要行5小时，客车要行6小时，货车的速度与客车的速度的最简比是____，时间比是____。

Question 4

Short answer

【判断题】个位、十位、百位,千位都是计数单位．

Question 5

Short answer

六年级有学生189人，男生与女生的人数之比是5：4，男生和女生各有多少人？

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